They are some of the country's most notorious killers and their crimes shocked the world. Here are their last meals before they were executed.

In his last words, he told his mother and daughter that he loved them but expressed no remorse and did not repeat his claim of innocence. "I'm OK," he said in tears, strapped to the gurney.

Marcellus Williams was executed by the state of Missouri on Tuesday, Sept. 24, despite concerns citing his potential innocence. Williams died by lethal injection shortly after 6 p.m. at a Missouri state prison in Bonne Terre,