showdown in iowa. major republican candidates running for the gop nomination are on the trail, their attacks are escalating. the central question remains, can any of them catch up to donald trump? and, the worst attacks and two generations. that is that one senior u.s. official described recent assaults in the red sea. what is happening there could have a big impact on your wallet and supply chains. from what you pay at the pump from up by me missing to store shelves. after weeks of seismic rumbling, a volcano in iceland erupts. rivers of lava and smoke billowing over iceland. could it get bad enough to impact international travel? we are following these major developing stories, and many more, all coming in right here to cnn news central. good afternoon. thank you so much for joining us on new central. i m laura sanchez alongside brian peeler in the nation s capital. all eyes are on the hawkeye state. 2024 presidential primary officially will be underway with the iowa re