Homeless woman singing in the L. A. Metro goes viral

A homeless woman singing in the Los Angeles Metro has found fame after a police officer captured her on video. Now she hopes the attention will change her life. CBS Evening News anchor Norah O Donnell explains. Subscribe to the CBS Evening News Channel HERE: Watch Full Episodes of the CBS Evening News HERE: Watch the latest installment of On the Road, only on the CBS Evening News, HERE: Follow CBS Evening News on Instagram: htt