Sentencing for Wisconsin woman who admitted to stabbing ex-boyfriend to death begins today

In this week’s “48 Hours,“ a hearing begins today in Wisconsin for a young woman who admits stabbing her ex-boyfriend to death but claims it was in self-defense. CBS News correspondent Jamie Yuccas joined “CBSN AM“ with more. Subscribe to the CBS News Channel HERE: Watch CBSN live HERE: Follow CBS News on Instagram HERE: Like CBS News on Facebook HERE: Follow CBS News on Twitter HERE: http://twi