Live updates: GOP airs frustration over Russia sanctions waiver; Trump heads to Kansas

President Trump is defending his decision to delay new sanctions on Russia, arguing he does not want to drive Moscow away from the negotiating table as he works to end the war in Ukraine.

The move, however, is drawing increasing scrutiny from Republicans. Sens. Darline Graham (R-S.C.) and Thom Tillis (R-N.C.) have been the most vocal in recent days, pushing for the administration to reenforce the penalties under legislation named for the late Sen. Lindsey Graham (R-S.C.).

Treasury Secretary Scott Bessent over the weekend addressed economic fallout from the war in Iran, saying the trajectory of oil prices will depend on how the conflict unfolds.

Meanwhile, with just two weeks until the midterms , Republicans are fighting to maintain control of Congress despite faring poorly in recent polling.

Florida Democratic Senate candidate Angie Nixon on Sunday defended her call for GOP Sen. Ashley Moody (Fla.) to be jailed over allegations of fraud. In the Texas Senate race, the U.S. Chamber of Commerce endorsed Attorney General Ken Paxton (R), whose faltering campaign has rattled Republicans .

Trump will sign an executive order with first lady Melania Trump in the Rose Garden Tuesday morning. Later, the president continues his campaign blitz in Park City, Kan., while Vice President Vance travels to Hendersonville, N.C.