Iran ramps up uranium enrichment, seizes South Korean tanker
Tensions have escalated between the U.S. and Tehran after an international watchdog group confirmed Iran has begun the process of enriching uranium. Reva Goujon, head of strategic intelligence at Martin+Crumpton Group, joins CBSN's "Red & Blue" anchor Elaine Quijano to discuss what the recent provocations could mean for the incoming Biden administration.