Another black seventh grader who participated in the study, 13-year-old Chantay, admitted she, and others in her extended family, had a double standard regarding interracial dating.

CNN: STORY HIGHLIGHTS

One of his first, and most unpopular, acts was to scrap the much-loved but decrepit fleet of Routemaster double-decker buses, dating from the 1950s.

CNN: London mayoral election: Battle of the buses