A Democratic senator challenged Kash Patel to take a test designed to identify problem drinking behavior on Tuesday amid angry exchanges at a hearing of the Senate Appropriations Committee. The FBI director’s visit to Capitol Hill was similar to many past showdowns between members of Donald Trump’s Cabinet and various congressional committees, with Patel disparaging the credibility of media reports about his personal life and management of the bureau, and slinging insults at his critics. Sen. Chris Van Hollen of Maryland told the FBI director that he did “not care” about what Patel does in his personal life save for when it affects his ability to do his job — then immediately launched into questions about reports in The Atlantic and other publications detailing concerns of senior FBI officials about Patel’s alleged drinking.…