Elon Musk makes the rounds at Twitter HQ as deadline approaches for acquisition

Friday is the deadline for Elon Musk to sign his $44 billion deal to acquire Twitter. On Wednesday, Musk tweeted video of himself entering Twitter headquarters carrying a sink. Joining CBS News' Tanya Rivero and Lana Zak to discuss the latest is William Cohen, a financial journalist and founder at the online news site Puck.