also tonight, the dangerous escalation. the pentagon saying a u.s. warplane killed several iran-backed militia members after american forces were attacked by a ballistic missile in iraq. what we re learning. the massive storm moving east, disrupting thanksgiving travel. thousands of flights canceled or delayed. al roker is tracking it. north korea claiming it has successfully launched its first spy satellite. how the u.s. is reacting to that news. the dramatic body cam. an officer entering an ohio walmart after a gunman opens fire. four people injured. what police are saying. the mystery illness spreading to dogs across the country. and the big sister and the little sister, and the audition that landed them in this year s macy s thanksgiving day parade. announcer: this is nbc nightly news with lester holt. good evening. as we come on the air, a tentative deal is on the table outlining terms of freedom for some of the israeli hostages kidnapped by hamas. that s