It was chaired by Senator Lee Slater Overman and also included Senators Knute Nelson of Minnesota Thomas Sterling of South Dakota William H. King of Utah and Josiah O. Wolcott of Delaware.United States Congress Bolshevik Propaganda p. 2 The Committee was authorized by Senate Resolution 307 on September 19 1918 to investigate charges against the United States Brewers Association ( USBA ) and allied interests .