Long jumper Jarrion Lawson and pole vaulter Sandi Morris, both former University of Arkansas NCAA champions, won their events Sunday at the USA Indoor Track and Field Championships in Spokane, Wash.
Lawson won with a leap of 26-10 1/2 on his final attempt to move from fourth to first place.
Morris cleared 15-9 to defeat 2020 Olympic champion Katie Nageotte, whose top mark was 15-7.
Lawson and Morris, the 2016 Olympics silver medalist, qualified for the World Championships, which will be held March 11-13 in Belgrade, Serbia.
Ryan Crouser, a former Arkansas volunteer assistant coach, won the shotput with a meet record mark of 74-3/4.