Republican Rep. Mo Brooks of Alabama, who's now running for the Senate, with former President Donald Trump at a rally in Cullman, Alabama, on August 21.Chip Somodevilla/Getty Images Five Republican senators each donated $5,000 to Katie Britt's Alabama Senate campaign. Trump has endorsed Alabama Rep. Mo Brooks, who spoke at the Ellipse on January 6. Trump has also criticized Britt as "not in any way qualified" and "not what our Country needs." Five Republican senators have bucked former President Donald Trump and sent $5,000 apiece to the Senate campaign of Katie Britt, who's running against the Trump-endorsed Rep.