Vin­cent, Elio, and Michael con­sider a fun­gal pathogen of in­sects that ac­quired a gene from its host that fa­cil­i­tates in­fec­tion, and pres­ence of gram-neg­a­tive noso­co­mial pathogens on com­mu­nity sur­faces near hos­pi­tals in Brook­lyn.