Stories by Associated Press

The vaccine didn’t work against a flu bug that popped up halfway through the past flu season, dragging down overall effectiveness to 29%, the U.S. Centers for Disease Control and Prevention reported Thursday.

Starting Thursday, tweets that Twitter deems to involve matters of public interest, but which violate the service’s rules, will be obscured by a warning explaining the violation and Twitter’s reasons for publishing it anyway. 

In two politically charged rulings, the Supreme Court dealt a huge blow Thursday to efforts to combat the drawing of electoral districts for partisan gain but also put a hold on the Trump administration’s effort to add a citizenship question to the 2020 census.

Lawmakers who drafted the measure making Illinois the 11th state to legalize marijuana emphasized repairing what they say is the damage done by a half-century of the war on drugs. 

Boeing said Wednesday that the FAA “identified an additional requirement” for software changes that the aircraft manufacturer has been working on for eight months, since shortly after the first crash.

An attorney for the family of a 2-year-old girl struck by a foul ball during a game last month between the Chicago Cubs and Houston Astros said Wednesday that the girl suffered a skull fracture.

Prosecutors have turned over to R. Kelly’s attorneys a tape they say shows the singer having sex with a minor girl two decades ago.

President Donald Trump’s son Eric Trump told Breitbart News in a telephone interview that it was “purely a disgusting act by somebody who clearly has emotional problems.”

With the swipe of a pen – several of them, actually – Gov. J.B. Pritzker made it official Tuesday: Illinois will become the 11th state where smoking or otherwise using weed is legal.

President Donald Trump signed an executive order Monday that calls for upfront disclosure by hospitals of actual prices for common tests and procedures to help keep costs down.

The two pharmaceutical companies have little in common, save for a desire to reinvigorate growth that has sputtered. 

Chicago police on Monday released hundreds of files from the investigation into Jussie Smollett’s claim he was attacked by two men, including releasing video footage for the first time of the “Empire” actor wearing a thin white rope wrapped around his neck.

Salmon produced by AquaBounty are the first genetically modified animals approved for human consumption in the U.S. The company hasn’t sold any fish in the U.S. yet, but it says its salmon may first turn up in places like restaurants or university cafeterias.

From Los Angeles to Atlanta, advocates and attorneys have brought “know-your-rights” workshops to schools, churches, storefronts and consulates, tailoring their efforts on what to do if Immigration and Customs Enforcement shows up at home or on the road. 

In a ruling that leaves open the possibility that actor Jussie Smollett could be charged again, Cook County Judge Michael Toomin suggested Cook County State’s Attorney Kim Foxx mishandled the case.

The 18-pound volume has a cover of hand-tooled leather and gilt lettering, and is inscribed to the president from “the Ladies of the Citizens Volunteer Hospital of Philadelphia.” Historians believe Lincoln received it on June 16, 1864.

Four Democrats have joined a slowly growing group calling for impeachment proceedings against President Donald Trump, including a close ally of House Speaker Nancy Pelosi and a Democrat who flipped a Republican district.

Attorneys for R. Kelly have one week to respond to a lawsuit alleging sex abuse or face losing the case. Associate Judge Moira Johnson gave Kelly’s lawyers until June 26 to respond.

Airline union leaders and famed former airline pilot Chesley “Sully” Sullenberger say that Boeing made mistakes while developing the 737 Max, and the biggest was not telling anybody about new flight-control software so that pilots could train for it.

The Trump administration on Wednesday completed one of its biggest rollbacks of environmental rules, replacing the landmark Obama-era Clean Power Plan with a replacement rule.

The Chicago White Sox plan to extend the protective netting to the foul poles at Guaranteed Rate Field, becoming the first major league team to take that step.

 A holiday that is spreading across the U.S. and beyond, Juneteenth is considered the oldest known celebration commemorating the ending of slavery in the United States. Here’s a look at the holiday and its history.

Investigators have largely cleared Advocate Christ Medical Center in Oak Lawn for how it dealt with a Chicago woman accused of cutting a baby from his mother’s womb and claiming him as her own.

The U.S. is sending 1,000 more troops to the Middle East as tensions in the Persian Gulf mounted over Iran’s announcement it will not comply with the international agreement that keeps it from making nuclear weapons. 

The Supreme Court decided Monday against a high-stakes, election-year case about the competing rights of gay and lesbian couples and merchants who refuse to provide services for same-sex weddings.

A Chicago police spokeswoman said that Bryshere Gray, who plays a younger brother of Jussie Smollett’s character on the Chicago-based Fox TV show, was pulled over Thursday.