In theory — as stipulated by President Trump countless times on the campaign trail and as reiterated by him on Twitter over the weekend — the construction of a large wall on the United States’ southern border will be paid for by the nation of Mexico. At no point in time has Trump offered a politically feasible explanation for how that payment will occur; in a tweet Sunday, he was more nebulous than normal.
With less than a week to pass a new spending bill, negotiations between the White House, Republicans and Democrats are ramping up to avoid a government shutdown on April 29.(Jenny Starrs/The Washington Post)