 Our video feed is bringing us the developing story of an American journalist charged with spying in Russia. We've got an update for you from Russia. Evan Gershkovich, the Wall Street Journal reporter, held prisoner in Russia, convicted today of espionage, sentenced to 16 years in a maximum security prison. Today, there's an important question with this development. CBS's Elizabeth Palmer looking at whether this could now lead to a prisoner swap between Moscow and Washington.