Michael Bloomberg has helped with 9/11 observances

September 10, 2013 | 7:25 p.m. CDT
During his years as New York City mayor and chairman of the National Sept. 11 Memorial & Museum, Michael Bloomberg has sometimes tangled with victims' relatives, religious leaders and other elected officials over an event steeped in symbolism and emotion.

RELATED STORIES: 9/11 ceremony will be a quiet 'last' for NYC's Michael Bloomberg