 Here are the top stories we're working on this morning at WTOP. Global computer disruptions this morning affecting a wide range of businesses and services, including airlines, hospitals, and banks. The outage appears linked, at least partially, to a software update issued by the cybersecurity firm CrownStrike. Donald Trump officially accepted his party's nomination for president for a third time last night and delivered a lengthy keynote address on the final night of the Republican National Convention in Milwaukee. Keep it here for full details on these stories in the minutes ahead. It's 648.