Robert Horvitz at the Massachusetts Institute of Technology won a Nobel Prize for his discovery of suicide genes.
Robert Horvitz at the Massachusetts Institute of Technology won a Nobel Prize for his discovery of suicide genes. Donna Coveney / MIT / MCT
Robert Horvitz at the Massachusetts Institute of Technology won a Nobel Prize for his discovery of suicide genes. Donna Coveney / MIT / MCT

Cells die to keep you alive

May 28, 2008 12:34 AM

More Videos

  • Trump denies account of call with soldier's widow

    President Donald Trump denied telling the widow of Sgt. La David Johnson the serviceman "must have known what he signed up for" — a claim made by Florida Rep. Frederica Wilson, who was present for the call.