House Republicans on Tuesday sent to the Senate two articles of impeachment against Homeland Security Secretary Alejandro Mayorkas, a step that launched a trial in the Senate as GOP lawmakers seek to highlight President Joe Biden’s handling of immigration policy.House Republicans voted to impeach Mayorkas in February over his handling of the southern border by a narrow margin after failing to do so on their first try. Republicans targeted Mayorkas as soon as they took control of the House last year, blaming the high number of border crossings on the Homeland Security secretary as the…