CHALLENGER REMEMBERED: At this time 29 years ago, the Space Shuttle Challenger exploded shortly after liftoff from Cape Canaveral. Today, we remember the seven astronauts on board. Take a look back here: http://bit.ly/1zyMTKR What do you remember about that day?
Coldplay, Bruno Mars and Beyoncé -- What did you think of the #SuperBowl50 halftime show? (AP Images)