EXPECTED TO MOVE OUT OF THE NORTHEAST BY MONDAY. JOSE? >> GEORGE SOLIS IN PHILADELPHIA. THANK YOU. >>> OVERSEAS, A NEW ATTACK ON A U.S. MILITARY BASE IN IRAQ AND ONE OF THE BIGGEST IN THE REGION IS RAISING CONCERNS ABOUT A WIDER CONFLICT IN THE MIDDLE EAST. RAF SANCHEZ JOINS US FROM TEL AVIV. RAF. >> Reporter: JOSE, U.S. CENTRAL COMMAND SAYS A NUMBER OF AMERICAN SERVICE PERSONNEL ARE BEING EVALUATED FOR TRAUMATIC BRAIN INJURY AFTER MULTIPLE BALLISTIC MISSILES AND ROCKETS WERE FIRED AT THE AL ASSAD AIR BASE IN WESTERN IRAQ. SOME OF THOSE MISSILES WERE INTERCEPTED BUT OTHERS DID GET THROUGH, AND THE MILITARY SAYS IT IS STILL ASSESSING THE DAMAGE. THE ATTACK WAS CARRIED OUT BY AN IRANIAN-BACKED MILITANT GROUP KNOWN AS THE ISLAMIC RESISTANCE. AND IT'S THE LATEST IN A STRING OF MORE THAN 140 ATTACKS ON U.S. BASES ACROSS THE MIDDLE EAST SINCE THE START OF THE GAZA WAR. NOW, THIS SAME AIR BASE WAS TARGETED BY