As public concern grows about the health and environmental impacts of so-called forever chemicals, a new investigation by ProPublica and The New Yorker reveals that 3M, the American manufacturing giant, discovered and concealed the risks of these toxic substances for decades. PFAS are used in everyday products, from nonstick cookware to food packaging, but take decades or longer to break down in the body and environment.

A judge in Canada this week ruled that a student protest encampment could remain standing at the University of Toronto until at least mid-June, when a top court will decide on an injunction filed by the school requesting the police to clear the pro-Palestinian protesters off campus. Students and faculty launched the encampment on May 2 to protest Israel’s war on Gaza.

We speak with Kenneth Roth, international affairs scholar and former head of Human Rights Watch, about revelations that Israel waged a nearly decadelong campaign to intimidate the International Criminal Court in order to stop possible war crimes prosecutions of Israeli officials.

As we mark Asian American, Native Hawaiian and Pacific Islander Heritage Month in the United States, we’re joined by Mae Ngai to discuss the life and work of legendary Chinese American photographer Corky Lee, who documented the Asian American community in a career that spanned five decades before his death from the COVID-19 pandemic in 2021. Ngai is the co-editor of the new book Corky Lee’s Asian America: Fifty Years of Photographic Justice.

A major New York Times investigation explores the history of one of America’s most important allies in the war against the Taliban: Abdul Raziq. While fighting in Afghanistan, Raziq was frequently praised by American generals and oversaw soldiers “trained, armed and paid by the United States and its allies.” But to civilians in the area, Raziq became known as “America’s monster” after coming to power through years of torture, extrajudicial killing and abduction.

In Mexico, millions of voters are poised to elect the first woman president in the country’s history when they cast their ballots on Sunday. Voters will be choosing between front-runners Claudia Sheinbaum, the former mayor of Mexico City, and Xóchitl Gálvez, a former senator; and a third candidate, Jorge Álvarez Máynez, who is trailing further behind in the polls.

Jury deliberations begin today in Donald Trump’s hush money and election interference trial. Trump has been charged with 34 felony counts of falsifying business records in relation to a $130,000 hush money payment that his former lawyer, Michael Cohen, made to adult film actress Stormy Daniels.

We spend the rest of our Memorial Day special with Nathan Thrall and Abed Salama, the author and subject of a Pulitzer Prize-winning book detailing the many bureaucratic barriers and indignities that make the lives of Palestinians living under Israeli occupation even more difficult. A Day in the Life of Abed Salama: Anatomy of a Jerusalem Tragedy focuses on the 2012 death of Salama’s son, 5-year-old Milad, who was killed in a fiery bus crash during a school field trip to a theme park.