WATCH: Senators voice concerns over DHS shake-up

Now Playing: Trump denies he’s conducting a leadership purge within DHS

Now Playing: Video shows couple’s car trapped by more than 2 dozen fallen power poles

Now Playing: Redacted version of Mueller report coming soon?

Now Playing: Trump pushes for new measures at border

Now Playing: It’s Morning, America: Wednesday, April 10, 2019

Now Playing: Recording industry lobbies politicians in Washington

Now Playing: Senators voice concerns over DHS shake-up

Now Playing: Attorney General Bill Barr faces off with lawmakers on handing of the Mueller report

Now Playing: Attorney General Barr reveals what he is redacting from Mueller report

Now Playing: Lawyer for former White House personnel security director slams House Democrats

Now Playing: Attorney general questioned about Mueller report on the Hill

Now Playing: Israeli voters to the polls today

Now Playing: Top Homeland Security officials ousted amid push for tougher policy

Now Playing: Treasure secretary testifies on Trump’s taxes

Now Playing: Attorney General says Mueller report will be released ‘within a week’

Now Playing: Rep. Eric Swalwell on his 2020 presidential bid

Now Playing: Attorney General William Barr to face lawmakers

Now Playing: Trump ousts secret service director

Now Playing: Chinese woman accused of breaching Mar-a-Lago club to remain in jail