Saturday, April 19, 2014
04/18/2014 | 25m 10s | Video has closed captioning.
On tonight’s program, Defense Secretary Chuck Hagel and his Polish counterpart agree to send U.S. ground troops to Poland. Later, a look at a promising new class of drugs called biologics. And we take a look at clinical trial being conducted in the U.K. for the treatment of advanced lung cancer.
Problems Playing Video? | Closed Captioning