Former Midwest League manager Webster Garrison, a longtime coach in the Oakland Athletics farm system, is on a ventilator in Louisiana battling the coronavirus, COVID-19, San Francisco Chronicle A’s beat writer Susan Slusser reported Saturday.

Garrison managed the Kane County Cougars in 2003 and the Beloit Snappers in 2018. He was named the Midwest League Manager of the Year in ’03 after leading the Cougars to an 80-59 record and a playoff berth. The ’18 Snappers finished with a nice record of 69-69 and also reached the playoffs. Both teams were eliminated in the first round.

Garrison also served as Beloit’s hitting coach in 2014 and 2015.