To many, atmospheric rivers are a West Coast phenomenon. But they’re also responsible for the devastating flooding that hit the Central United States in early April.

As G.O.P. lawmakers have largely ceded power to President Trump, they are also pushing the bounds of a little-known statute to undo federal rules — and potentially undermining the filibuster.

In “Weekend Visits,” an incarcerated woman spends a day with her child at an extended visitation house in Virginia.