Muhammad Ali to celebrate 70th birthday in Ky.

Boxing great Muhammad Ali, with his wife, Lonnie, right, waves to friends attending a celebration for his 70th birthday at the Muhammad Ali Center on Saturday, Jan. 14, 2012, in Louisville, Ky. Ali turns 70 Tuesday. (AP Photo/Mark Humphrey)

January 14, 2012 4:32:23 PM PST
Dozens of guests have gathered in Louisville to celebrate Muhammad Ali's 70th birthday with the boxing champ.