The Brief: ICYMI is an acronym for "in case you missed it."

DEEP DIVE
@JeffFlake – I take it all back. Thank you.
ICYMI, he just talked a motion to delay the SJC vote for not more than a week pending investigation (presumably by the FBI). #KavanaughHearings
— Yeah, I said it (@aalleyne) September 28, 2018
ICYMI: Red and black-lined prints and bright colors dominate Gareth Pugh's show at London Fashion Week #LFW pic.twitter.com/BM0m3MruQz
— Reuters Top News (@Reuters) September 28, 2018
ICYMI #Cubs picked up 93rd win last night, topping last year's win total. They're 22-13 since Aug. 22, 3rd best record in NL
— Carrie Muskat (@CarrieMuskat) September 28, 2018