an apology, in just the last couple hours, why congresswoman laura boebetter is saying sorry, the uncovered takeover plot staged for next week. big changes for businesses, companies are trying to stock up in the supply chain crisis. almost two-thirds of americans have started shopping already. i m hallie jackson in washington. it s good to be with you. it s a busy one, we got breaking news, those new travel restrictions that will go into effect in just a few days from now, just put in place by if white house. we have a new statement from president biden. we got our teams all over it. nbc news foreign correspondent is with us and dr. susannah hills and pediatric surge surgery at colombia university. tell us about the plans coming from folks overseas. reporter: hey, holly, the u.s. has become the latest company to have imposed travel restrictions on south africa and seven other african countries. why? because this new variant just named today omni chrome, the who ray signs