Finding Cold News Today

♪ money changes everything >> yeah, it does change everything, money does. >> uh-huh. >> people in san francisco know that because they have been finding cold, hard cash in random places all over town. >> thats right. the money stashed by a man who says hes been lucky and he wants to encourage others to give as well. so abcs nick watt tracked this mystery donor down. >> reporter: san francisco is going gaga for green backs. a mysterious millionaire is stashing cash around the city and tweeting...