The National Institutes of Health shut down some clinical trials and two production facilities over concerns that safety rules haven't been followed, but it says no patients appear to have been hurt.
Of the six Baltimore police officers charged, there's only been one trial, which ended in a hung jury. But prosecutors are doubling down on their aggressive strategy as the trials resume in May.
The young African-American man was taken into policy custody and died a week later in a hospital. David Greene talks Reverend Jamal Bryant, a pastor at the Empowerment Temple AME Church in Baltimore.
The prosecutor, who had previously recommended Liang not serve any jail time, said the fatal shooting of Akai Gurley was "not police brutality." Liang's defense attorney called it a "tragic accident."