Top Trump ally announces Senate run in Pennsylvania

Rep. Lou BarlettaLouis (Lou) James BarlettaTop Trump ally announces Senate run in Pennsylvania Barletta to announce Senate bid Tuesday: report Pennsylania Dems file ethics complaint against Rep. Barletta MORE (R-Pa.) early Tuesday announced that he is running for Senate.

In a video posted to Twitter, Barletta said he had a "big announcement."

"After talking to Mary Grace and our family, many people across Pennsylvania and saying a few prayers, I've decided to run for the United States Senate," he said in the video.

"I don't see running for the Senate to represent Pennsylvania as an opportunity. I see it as a responsibility."

Barletta, who has served in the House since 2011, was an early backer of President Trump.

He enters a primary race that so far includes two Pennsylvania Republican state representatives.

The winner of the GOP primary will ultimately face off against incumbent Sen. Bob CaseyRobert (Bob) Patrick CaseySenate Dems hold floor talk-a-thon against latest ObamaCare repeal bill GOP eying 'blue slip' break to help Trump fill the courts Dems offer alternative to Trump administration's child care proposal MORE (D-Pa.).

The Associated Press previously reported that Trump had been pushing Barletta, an outspoken opponent of illegal immigration, to enter the race.