New Amazon union election in Alabama set to begin Feb. 4 with mail-in ballots

In today's top stories, a new union election at an Amazon warehouse in Bessamer, Alabama begins Feb. 4. The first election, which rejected the union, was thrown out by an NLRB official who found Amazon illegally interfered with the process. In other news, Toyota wants to 'refurbish' cars like phones and make them like-new. And finally, Surgeons transplant pig's heart into human for first time.