One holder of this office replaced a police commissioner with a state banking commissioner to ensure that Prohibition would not be enforced. Samuel Seabury led (10[1])the Hofstadter Committee to investigate the corruption of one holder of this office, who called bribes “beneficence.” (-5[1])In an anti-crime campaign, another holder of this position claimed that he would “drive the bums out of town” before being photographed using a sledgehammer (10[4])to destroy (10[3])a slot (10[1])machine. (10[8]-5[1])That holder of this position (10[1])ordered (10[2])the arrests of Frank Costello and Lucky (10[1])Luciano (-5[1])after (10[1])winning an election on a Fusion ticket endorsed by Franklin (10[1])D. Roosevelt. (10[1])Jimmy Walker’s resignation weakened (10[1])Tammany Hall’s (-5[1])control (10[1])of this (10[1])position. (10[2]-5[2])For 10 points, (10[1])Fiorello LaGuardia (10[2])held what position that governs the United States’ most populous city? (10[2])■END■ (10[3])