The U.S. has seen a string of COVID-19 outbreaks tied to summer camps in recent weeks in places such as Texas, Illinois, Florida, Missouri and Kansas, in what some fear could be a preview of the upcoming school year.

The infected mosquitoes were found in the O’Hare and Beverly community areas, according to the Chicago Department of Public Health.

The global death toll from COVID-19 eclipsed 4 million Wednesday as the crisis increasingly becomes a race between the vaccine and the highly contagious delta variant.

The delta variant, a more transmissible and possibly more dangerous strain of coronavirus, now makes up more than half of all new COVID-19 infections in the U.S., according to estimates from the U.S. Centers for Disease Control and Prevention.

Following a violent holiday weekend in Chicago, Mayor Lori Lightfoot said young people need to “put down the guns.” Community organizations fighting to stem the rising tide of violence talk about their efforts and the root causes of violence in the city.

Tyson Foods Inc. is recalling nearly 8.5 million pounds of ready-to-eat chicken products because they may be contaminated with Listeria, the USDA Food Safety and Inspection Service announced Saturday.

A recent South Side Weekly report used city data to show that Chicago’s vaccine disparity is widening between wealthier parts of the city, like the Loop, and areas on the South and West sides with a majority of Black and brown residents.

As long-haulers grapple with lingering symptoms of COVID-19, some are turning to an antiparasitic for relief. We speak with local patients and experts about the use of ivermectin for treating COVID-19.

The short answer: Yes, but not nearly as much as if you had both doses. Experts recommend getting fully vaccinated, especially with the emergence of worrisome coronavirus mutations such as the delta variant first identified in India.

The latest alarming coronavirus variant is exploiting low global vaccination rates and a rush to ease pandemic restrictions, adding new urgency to the drive to get more shots in arms and slow its supercharged spread.

The more transmissible delta variant is expected to become the dominant coronavirus strain in the U.S., the director of the Centers for Disease Control and Prevention said. And with half the U.S. still not fully vaccinated, doctors say it could cause a resurgence of COVID-19 in the fall.

The head of the World Health Organization said the COVID-19 delta variant, first seen in India, is “the most transmissible of the variants identified so far,” and warned it is now spreading in at least 85 countries.

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.

A bill awaiting Gov. J.B. Pritzker’s signature would repeal the state’s so-called HIV criminal transmission statute, which makes it illegal for people living with HIV to have unprotected sex without disclosing their status to sexual partners.

A study analyzing whether the COVID-19 vaccine prevents infection and spread of the coronavirus among college students has been expanded to include adults ages 18-29, including those who choose not to get vaccinated.

The delta variant is a version of the coronavirus that has been found in more than 80 countries since it was first detected in India. It got its name from the World Health Organization, which names notable variants after letters of the Greek alphabet.