Olympic pole vaulting silver medalist Sandi Morris runs on vaulting pit she is building with her father in Greenville, S.C., Tuesday, April 14, 2020. (AP Photo/John Bazemore)

Olympic pole vaulting silver medalist Sandi Morris works on vaulting pit she is building with her father in Greenville, S.C., Tuesday, April 14, 2020. Morris didn’t have a place to practice and plenty of down time due to the coronavirus pandemic. So she and her father constructed their own pole vault setup. (AP Photo/John Bazemore)

Olympic pole vaulting silver medalist Sandi Morris runs on the vaulting pit she is building with her father in Greenville, S.C., Tuesday, April 14, 2020. Morris didn’t have a place to practice and plenty of down time due to the coronavirus pandemic. So she and her father are constructing their own pole vault setup. (AP Photo/John Bazemore)

Olympic pole vaulting silver medalist Sandi Morris works on vaulting pit she is building with her father, Harry Morris, left, in Greenville, S.C., Tuesday, April 14, 2020. (AP Photo/John Bazemore)

Olympic pole vaulting silver medalist Sandi Morris runs on vaulting pit she is building with her father in Greenville, S.C., Tuesday, April 14, 2020. (AP Photo/John Bazemore)

Olympic pole vaulting silver medalist Sandi Morris runs on vaulting pit she is building with her father in Greenville, S.C., Tuesday, April 14, 2020. (AP Photo/John Bazemore)

Olympic pole vaulting silver medalist Sandi Morris runs on vaulting pit she is building with her father in Greenville, S.C., Tuesday, April 14, 2020. Morris usually trains at the University of Arkansas which is now closed because of the coronavirus. (AP Photo/John Bazemore)

Olympic pole vaulting silver medalist Sandi Morris works on vaulting pit she is building with her father, Harry Morris, left, in Greenville, S.C., Tuesday, April 4, 2020. (AP Photo/John Bazemore)

Olympic pole vaulting silver medalist Sandi Morris works out on vaulting pit she is building with her father in Greenville, S.C., Tuesday, April 14, 2020. Built out of plywood, the 120-foot long runway is situated between a soccer field and a tennis court on community property and two blocks from her parents' place. Their pole vault project could be operational this weekend. (AP Photo/John Bazemore)