Pres. Obama and Santa Claus Dance the Night Away

The video covers President Obama's participation in the national Christmas tree lighting ceremony, highlighting the event's history and notable attendees like Fifth Harmony and Tom Hanks. It transitions to the nomination of Ashton Carter as Secretary of Defense, detailing his extensive experience and contributions to defense innovation and reform. Carter's academic background as a physicist and his commitment to providing strategic military advice are also discussed.

What is one of the challenges that the Pentagon has faced in recent years?

What academic background does Ashton Carter have?