Free NYC concert canceled after crowd gets unruly

Isaac Hanson of The musical group Hanson performs at Avalon on Tuesday, Nov. 6, 2007, in Los Angeles. (AP Photo/Lisa Rose)

June 16, 2010 8:10:25 AM PDT
A free concert by pop band Hanson and up-and-coming Canadian rapper Drake was canceled Tuesday after twice as many people as anticipated showed up and many became unruly, police said.