Key Witness In Hernandez Murder Trial Is Cross-Examined By Defense

The star prosecution witness in the double murder trial of former New England Patriots tight end Aaron Hernandez returns to the stand Wednesday.

Alexander Bradley testified he saw Hernandez open fire on two men outside a Boston nightclub five years ago. Under cross-examination, lawyers tried to discredit the witness and suggested he may be the killer. WBUR's Delores Handy reports.