Neil Volz, a one-time chief of staff to Rep. Bob Ney (R-Ohio), admitted in court Monday that he tried illegally to influence his former boss on Jack Abramoff's behalf. Experts discuss the Abramoff trial and the impact of Volz's testimony.

Continue watching

Some have declared the research to be morally repugnant. Others have said scientists have been wildly optimistic in their promises of how treatments may help patients.

Continue reading