Sentence:  The sheriff and District Attorney Mills hastily swore out a number of warrants against men who had been riding about armed , according to signed statements by Chavez and Dr. I. P. George , and ordered Deputy Barney Clark of Raton to rescue the <WSD>posseman</WSD> . 
Meaning of the word marked with <WSD> tags:  an able-bodied man serving as a member of a posse