Building bubbles: Cautious 1st steps toward football season

FILE - In this June 3, 2019, file photo, Texas A&M athletic director Ross Bjork, left, addresses media and A&M athletic staff in the Hall of Champions in College Station, Texas, as interim athletic director R.C. Slocum, right, looks on. The scheduled start of college football season is fewer than three months away, and there are plenty of reasons to be hopeful that games will be played Labor Day weekend. Texas A&M athletic director Ross Bjork said the school has conducted just under 500 COVID-19 tests on coaches, staff and athletes since May 18. The Pac-12 is the only major college football conference in which all the members have agreed to test all returning athletes for COVID-19. (Dave McDermand/College Station Eagle via AP, File)

FILE - In this Aug. 31, 2019, file photo, Alabama defensive backs Jared Mayden (21) and Patrick Surtain II (2) break up a pass intended for Duke wide receiver Jalon Calhoun (5) during the first half an NCAA college football game, in Atlanta. Around the country schools are taking the first cautious and detailed steps toward playing football through a pandemic, attempting to build COVID-19-free bubbles around their teams as players begin voluntary workouts throughout June. Thousands of athletes will be tested for COVID-19 _ though not all. (AP Photo/John Bazemore, File)

FILE - In this Aug. 31, 2019, file photo, Alabama head coach Nick Saban leads his team onto the field for a an NCAA college football game against Duke, in Atlanta. Around the country schools are taking the first cautious and detailed steps toward playing football through a pandemic, attempting to build COVID-19-free bubbles around their teams as players begin voluntary workouts throughout June. Thousands of athletes will be tested for COVID-19 _ though not all. (AP Photo/John Bazemore, File)