we will expect a lot here, as well as some cultural visits. again, it's her first big international trip. and for first ladies, africa is a common stop. clearly, she is following in the footsteps of other first ladies. back to you guys. >> kate, so great to have you along on the first lady's trip and bring it to us. thank you very much. and i love seeing those pictures. >> looking forward to hearing from kate because she is one of the few reporters on this trip. a navy ship had an unsafe interaction with a chinese warship in the south china sea. this action comes after u.s. officials blamed china for coming as close as 45 yards as it was conducting a freedom of navigation operation. the u.s. move threatens china's