Former reality TV star Josh Duggar was jailed Thursday after being arrested by federal authorities on charges that are not yet clear. Duggar, known for his extended family’s TLC reality show “19 Kids and Counting,” was arrested by U.S. Marshals at his Arkansas home on Thursday afternoon and placed in federal custody at Fayetteville’s Washington County Detention Center, according to the Washington County Sheriff’s Office No bail was set for Duggar. The Washington County Sheriff’s office didn’t immediately respond to a request for comment. The 33-year-old’s reality TV show was canceled in 2015 after a 2006 police report was unearthed that said he molested five underage girls—four of them his sisters—when he was a teenager. Duggar’s parents said he had confessed to molesting his sisters while they slept. He was never charged, but said in a statement later that he had acted “inexcusably.” He said at the time that his …