2 University of South Florida doctoral students were promising young researchers. Now a roommate is charged in their killings | CNN

Zamil Limon was last seen on the morning of April 16 at his home about three blocks from the University of South Florida campus in Tampa. Nahida Bristy was last seen later that same morning at the Natural and Environmental Sciences building on campus. They were both 27 and promising Bangladeshi doctoral students who started out as friends and over time developed feelings for each other — to the point they had thought about marriage, according to Limon’s brother, Zubaer Ahmed. Limon and Bristy were reported missing by a family friend on April 17, and as days went by, their friends in Florida and relatives abroad became increasingly desperate for answers. Roommate charged with killing two University of South Florida doctoral students after one of their bodies was found On Friday, Limon was found dead on the Howard Frankland Bridge in Tampa in what Hillsborough County Sheriff Chad Chronister called “a deeply disturbing case that has shaken our community.” Limon was killed by “multiple sharp force injuries,” according to court documents filed Saturday in Hillsborough County Court. His roommate has been charged with killing Limon and Bristy, whose body has not been found, th