The FBI previously refused to hire job applicants if they admitted to hiring sex workers or stealing from an employer — or engaging in acts of bestiality. Today, those acts, which are mostly illegal across the country, are no longer automatic deal breakers for applicants to the nation's top law enforcement agency. In June, the FBI quietly lowered some of the standards it uses when it conducts background checks on would-be federal agents and other personnel. According to multiple sources briefed on the matter, the FBI did so to facilitate hiring in some cases, even if candidates acknowledged they engaged...