Rick Slayman, who in March became the first living person to receive a kidney from a genetically modified pig, has died. One of his doctors talks about what was learned from the historic transplant.
NPR's Juana Summers speaks with law professor Kim Wehle about the second day of testimony from Michael Cohen in former President Donald Trump's hush money trial.
The huge container ship that struck the Key Bridge had electrical problems the day before it left the Port of Baltimore, according to a preliminary report released Tuesday by federal investigators.