He listed Atlanta, Detroit and Philadelphia after making unfounded fraud claims.
The House of Representatives passed a government funding package to end the partial shutdown over DHS reforms.
While Sen. Bill Cassidy has maintained he will win, President Donald Trump's endorsement of Letlow is a particular blow.
The latest candidate to replace former Sen. Marco Rubio may look familiar, if you followed the Trump impeachment hearings.
President Donald Trump signed a bill on Tuesday to end the partial government shutdown after the House passed the budget measure hours earlier.