variant, it s already spread globally. and remember, the most impactful thing is controlling our epidemic here. so if you look at the number of new cases, 100,000 new cases, very few of those are coming in from overseas. so i think those new rules are fine. vaccine mandates for travel would be the best, and to get rid of the international travel bans. dr. hotez, thank you, antonia, thank you as well. with the parents of the accused michigan school shooting gunman in custody, there are now questions whether the school officials did enough in the days leading up to the shooting. the investigation is ongoing, but for its part the school district says a third party will investigate events leading up to the shooting in which four students were killed and six more students and a teacher were wounded. with me now from pontiac, michigan, is nbc news correspondent ellison barber and executive director of the detroit crime commission and
good saturday to you. washington republican candidates are taking their post-debate momentum south to atlanta. it is the first major conference since thursday s debate and a chance for the presidential hopefuls to have the stage to themselves. we ll have a live report from the red state gathering. and top democrats in congress are now breaking ranks with the white house. they say they re ready to vote no on the controversial new deal with iran. this as we re learning new details by an iran wran general s secret trip to russia despite international travel bans. general jack keen will join us with his take. plus the secret service brings in an outsider to get that embattled back on track after a series of embarrassing scandals that include multiple braechz of white house security. one former secret service agent is skrept cal that george mulligan is the right guy for the job. that and more at the top of the hour on america s news headquarters.