BALTIMORE � Sophomore Mercedes Jackson and freshman Vincent Rentzsch fly west to become the first Retriever pair to compete at the same NCAA track and field championships when the national outdoor meet begins on Wednesday, June 5 at the University of Oregon. The four-day meet opens at Hayward Field on Wednesday with the women's hammer throw at 4:30 p.m. ET/1:30 PT and closes on Saturday evening following the 4x400 relays.