President Trump signed an executive order Tuesday for a government-wide review of welfare programs, with a goal of putting more people back to work, White House officials said. The order directs all federal agencies involved in providing more than $700 billion in low-income assistance annually to study programs that are “failing Americans,” and to report back in 90 days with recommendations, said White House domestic policy council director Andrew Bremberg. “Our country still struggles from nearly record-high welfare enrollments,” Mr. Bremberg said in a conference call with reporters. “President Trump endorses reforms that ensure those in need receive assistance, while...