president to be criminally charged surrendering at the courthouse in new york where he was processed and fingerprinted, but no mug shot. he was then taken into the courtroom and the indictment unsealed. 34 felony counts of falsifying business records. prosecutors alleging an illegal conspiracy involving hush money payments to two women during the 2016 campaign and the allegation of a third payment to a doorman at trump tower. the new evidence d.a. alvin bragg hinted at. mr. trump pleading not guilty to t court date and when could he stand trial? our full coverage. also tonight, the dangerous tornado threat. more than 40 million on alert in the south and midwest including areas still reeling from deadly storms. al roker is here. for the first time the officers who took down the nashville school shooters speak out. what went through their minds as they raced toward the gun fire? and the uconn huskies winning in all in the family dynasties inspiring america. this is nbc
reporter: in sarasota county, florida, dr. manuel gordillo trereated four r patients with malaria. it can be difficult to diagnosis. reporter: he says the incubation period for malaria could be anywhere from a week to several months. there may be people that are infected now with low-grade symptoms or no symptoms that will manifest the disease at a later point. reporter: county officials are warning people not to go outside at night when mosquitos are most active and to wear repellent. experts say only buy epa approved mosquito repellent. read the label for how often to a reapply, and be sure to put it on both exposed skin and your clothes. important precautions as the risk for mosquito season will remain for months. priscilla thompson, nbc news, houston. and when we come back, the american making a cinderella run at wimbledon. the the amamerican liviving with ececzema we re used d to this fefeeli. liviving with ececzema it s time youour skin gegets used toto a diff
reporter: to 1 1/2 times greater pressure than it would experience on a dive. it is capable of doing 20,000 psi, which is more than challenging the deepest part of the ocean. reporter: fewer people have gone to the ocean depths than into space. why do humans need to be at that depth? it really goes to helping us understand our planet. reporter: vital research, they say, must continue safely. kristen dahlgren, nbc news, woods hole, massachusetts. when we come back, our look back at the legendary career of actor alan arkin. ackt ththe a ackt ththe a liviving with ececzema we re used d to this fefeeli. liviving with ececzema it s time youour skin gegets used toto a differerene with opzpzelura. fofor the treaeatment of m md toto moderate e eczema fofor the treaeatment of m md opopzelura is s proven to o cr fofor the treaeatment of m md or almlmost clear r skin. fofor the treaeatment of m md and sisignificantltly reduce i, fast. and sisignificantltly reduce i, op
things that we may not believe were appropriate. he triggered a manhunt and a $20,000 reward for his capture ending in a deadly confrontation. the former governor larry hogan say he and his wife are deeply saddened by this tragic situation adding they are praying for mr. mcgrath s family and his loved ones. stephanie gosk, thank you. up next, the potential dangers of artificial intelligence to kids. what parents need to know in ouour seriries, a.i. revolulution. ids.ig liviving with ececzema we re used d to this fefeeli. liviving with ececzema it s time youour skin gegets used toto a differerene with opzpzelura. fofor the treaeatment of m md toto moderate e eczema fofor the treaeatment of m md opopzelura is s proven to o cr fofor the treaeatment of m md or almlmost clear r skin. fofor the treaeatment of m md and sisignificantltly reduce i, fast. and sisignificantltly reduce i, opopzelura is s an on-thehe-spot creaeam applplied directctly to youour eczema,, to hele