There may be movement on legislation to protect special counsel Robert Mueller and his investigation into the Trump campaign. Also in this episode, the latest on the landscape for the 2018 elections and Mark Zuckerberg's second day of testifying on Capitol Hill. This episode: host/White House correspondent Tamara Keith, political reporter Tim Mak, editor correspondent Ron Elving and congressional reporter Kelsey Snell. Email the show at nprpolitics@npr.org. Find and support your local public radio station at npr.org/stations.