TARGETS AND TONIGHT WITH DEMONSTRATIONS IN YEMEN, HOUTHI LEADERS DECLARING YOU WILL NOT MAKE US SCARED OR WEAK. >> KEIR JOINS ME NOW FROM IRAQ. KEIR, ALL OF THIS HAPPENING WITH THE BACKDROP OF THE ISRAEL-HAMAS WAR, OF COURSE, AND THERE'S NEW EFFORT ON THE DIP THE MAIK FRONT THERE. >> Reporter: THAT'S RIGHT, KATE. SECRETARY OF STATE BLINKEN TRAVELING TO THE REGION TONIGHT TO TRY TO PUSH AGAIN FOR A CEASEFIRE IN GAZA. HE WAS STOPPED IN SAUDI ARABIA, IN QATAR, IN ISRAEL AND THE WEST BANK. THE B