Children of Rev. Dr. Martin Luther King Jr. Bernice (4th from L) and Martin Luther King III (5th from L holding banner) march with civil rights leaders including Al Sharpton (2nd from R) and thousands of others on Main Street in Memphis, Tennessee, April 4, 2008 in the "Recommitment March" to the Lorraine Motel, now the National Civil Rights Museum, marking the 40th anniversary of when their father was assassinated there in 1968. [Agencies]