 For his 1945 coverage of the atomic bomb, beginning with the eyewitness account from Nagasaki, he won a second Pulitzer Prize for Reporting in 1946.At the office of the "Times" he was thereafter referred to as "Atomic Bill", to differentiate him from William H. Lawrence, a political reporter at the newspaper.In his autobiography, Richard Feynman mentioned William Laurence standing next to him during the Trinity test.