The stopgap measure would keep the government funded through Sept. 30. But Democratic leaders are opposed, and it's unclear if Johnson can pass it with only Republicans.
The focus at the House GOP's three-day retreat was on party unity rather than diving into the weeds on big funding cuts and legislative procedure, where key differences loom.
At the start of a House GOP conference, Johnson stood by Trump on mass deportations, the firings of inspectors general and his comments that wildfire aid should have conditions.
Turner, an Ohio Republican and defense hawk, had been appointed to the post by Kevin McCarthy. Mike Johnson is now putting his mark on top committee positions.
The bill, named for a nursing school student who was murdered by a man in the country illegally, passed the House last year. The new Republican-controlled Senate is expected to take it up Friday.
Elon Musk joined a wave of right-wing fury against a bill to keep the government open. Now, the president-elect says he wants big changes, too, before this weekend's deadline.
The measure would keep the government funded until March 14, throwing a messy deadline into Trump’s first 100 days while giving the GOP more leverage to shape a full funding deal.