A water lead testing kit. (WTTW News)
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Lead service lines connect approximately 400,000 Chicago homes with water mains buried under city streets, and can leach a brain-damaging chemical into drinking water. 

President Joe Biden, Sen. Amy Klobuchar, D-Minn., center, and Vice President Kamala Harris, right, share a laugh after the president signed H.R. 1652, the VOCA Fix to Sustain the Crime Victims Fund Act of 2021, in the East Room of the White House in Washington, Thursday, July 22, 2021. (AP Photo / Andrew Harnik)

Senators ran into new problems Monday as they raced to seal a bipartisan infrastructure deal, with pressure mounting on all sides to show progress on President Joe Biden’s top priority.

Senate Minority Leader Mitch McConnell, R-Ky., and other GOP senators speak to reporters ahead of a test vote scheduled by Democratic Leader Chuck Schumer of New York on the bipartisan infrastructure deal senators brokered with President Joe Biden, in Washington, Wednesday, July 21, 2021. (AP Photo / J. Scott Applewhite)

Senate Republicans rejected an effort Wednesday to begin debate on the big infrastructure deal that a bipartisan group of senators brokered with President Joe Biden. But supporters in both parties remained hopeful of a better chance soon.

The U.S. Capitol is seen in Washington, Tuesday, July 20, 2021. (AP Photo / Jose Luis Magana)

The bipartisan infrastructure deal senators brokered with President Joe Biden is hanging precariously ahead of a crucial Wednesday test vote as senators struggle over how to pay for nearly $1 trillion in public works spending.

Sec. of Transportation, Pete Buttigieg, tours the 95th/Dan Ryan Red Line station with Mayor Lightfoot, CTA President Dorval Carter, Sens. Dick Durbin and Tammy Duckworth, and Democratic members of Illinois’ congressional delegation to promote President Biden’s infrastructure plan, July 16, 2021. (WTTW News)

A possible compromise on civilian police oversight. Transportation Secretary Pete Buttigieg takes a Chicago infrastructure tour. And legislators whiff on ethics. 

Secretary of Transportation Pete Buttigieg speaks at the 95th/Dan Ryan Red Line CTA station on July 16, 2021. (WTTW News)
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U.S. Transportation Secretary Pete Buttigieg says he’s confident the Biden administration’s infrastructure bill will pass Congress, touting on Friday its bipartisan support and saying both the president and the public are impatient to see the deal finalized.

Illinois Gov. J.B. Pritzker was among a handful of governors and mayors who scored an invitation to the White House July 14, 2021. (WTTW News via CNN)

Gov. J.B. Pritzker was among a handful of governors and mayors who scored an invitation Wednesday to the White House. His visit comes as the primary for the 2022 governor’s race is less than a year away. 

President Joe Biden joins Senate Majority Leader Chuck Schumer, D-N.Y., and fellow Democrats at the Capitol in Washington, Wednesday, July 14, 2021, to discuss the latest progress on his infrastructure agenda. (AP Photo / Andrew Harnik)

President Joe Biden made a quick foray to the Capitol on Wednesday hunting support for his multitrillion-dollar agenda of infrastructure, health care and other programs. Our Spotlight Politics team weighs in on this and more.

President Joe Biden arrives to speak about infrastructure spending at the La Crosse Municipal Transit Authority, Tuesday, June 29, 2021, in La Crosse, Wis. (AP Photo / Evan Vucci)

Plus: Local members of Congress talk infrastructure and more on “Chicago Tonight”

President Joe Biden declared there is an urgent need for a “generational investment” in the nation’s infrastructure, as he looked to sell voters Tuesday on the economic benefits of the $973 billion bipartisan package that still faces an uncertain future in Congress.

President Joe Biden speaks with Sen. Rob Portman, R-Ohio, and other bipartisan group of senators, Thursday June 24, 2021, outside the White House in Washington. (AP Photo / Jacquelyn Martin)

President Joe Biden is hoping to get the bipartisan infrastructure deal on track by highlighting its expected economic benefits, stressing its $973 billion would include the largest investment in transportation in nearly a century and millions of jobs would be created.

A worker with Denver Water prepares to pass a new copper water service line from a residential water meter to the water main on Thursday, June 17, 2021, in Denver. (AP Photo / Brittany Peterson)
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Included in the bipartisan infrastructure deal reached with President Joe Biden last week is a plan to eliminate the country’s remaining lead pipes and service lines, which for decades have posed a risk for contaminated water in millions of homes and schools.

President Joe Biden, with a bipartisan group of senators, speaks Thursday June 24, 2021, outside the White House in Washington. (AP Photo / Jacquelyn Martin)

President Joe Biden announced on Thursday a hard-earned bipartisan agreement on a pared-down infrastructure plan that would make a start on his top legislative priority and validate his efforts to reach across the political aisle. 

President Joe Biden talks about the May jobs report from the Rehoboth Beach Convention Center in Rehoboth Beach, Del., Friday, June 4, 2021. (AP Photo / Susan Walsh)

President Joe Biden on Friday dismissed a fresh Republican infrastructure proposal that offered modestly more spending but fell short of “his objectives to grow the economy,” the White House said.

A water lead testing kit. (WTTW News)
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The city has yet to replace a single lead service line in the eight months that have elapsed since Mayor Lori Lightfoot rolled out her plan, officials acknowledged.

A concrete pump frames the Capitol Dome during renovations and repairs to Lower Senate Park on Capitol Hill in Washington, Tuesday, May 18, 2021. (AP Photo / J. Scott Applewhite)
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The White House put forward a $1.7 trillion infrastructure counteroffer Friday to Senate Republicans, dropping from President Joe Biden’s sweeping $2.3 trillion proposal “in the spirit of finding common ground.”

A pump at a gas station in Silver Spring, Md., is out of service, notifying customers they are out of fuel, Thursday, May 13, 2021. (AP Photo / Manuel Balce Ceneta)
The operator of the nation’s largest gasoline pipeline — hit on May 7 by a ransomware attack — announced Saturday that it has resumed “normal operations,” delivering fuel to its markets, including a large swath of the East Coast.