The convention will still be attended by prominent Republicans, including Sen. The Texas governor will send a pre-recorded video to the summit in lieu of appearing in person at the convention center in Houston, which is about 300 miles away from Uvalde, according to The Dallas Morning News, which cited a spokesperson for Abbott. on Friday, according to a press release from his office, around the same time as an event for which he is listed as a confirmed speaker on the NRA convention website. Greg Abbott (R) has canceled his planned Friday live speech at the National Rifle Association (NRA) convention in Houston following a deadly mass shooting at a Texas elementary school this week.Ībbott will hold a press conference at Uvalde High School at 3:30 p.m.