Several dozen House Republicans might cross the aisle this week to vote for Democratic bills to reopen shuttered parts of the federal government, spurring the White House into a dramatic effort to stem potential GOP defections.

White House officials and Republican congressional leaders worry that GOP support for the shutdown is eroding, weakening President Donald Trump’s hand as he seeks billions of dollars for a border wall that Democrats have vowed to oppose, according to GOP lawmakers and aides…

A senior House GOP aide said McCarthy and his top lieutenants believe 15 to 25 Republicans will vote with Democrats this week, possibly even more.

“We have a lot of members who are gonna want to vote for these things,” said the GOP aide, speaking on the condition of anonymity. “Publicly, we will never tell them to do it. Privately, we will tell them to do what they have to do.”