President Donald Trump speaks as he tours Ford's Rawsonville Components Plant that has been converted to making personal protection and medical equipment, Thursday, May 21, 2020, in Ypsilanti, Mich. (AP Photo/Alex Brandon)

President Donald Trump speaks as he tours Ford's Rawsonville Components Plant that has been converted to making personal protection and medical equipment, Thursday, May 21, 2020, in Ypsilanti, Mich. (AP Photo/Alex Brandon)

President Donald Trump looks through a face shield, in front of poster of the manufacturing of these shields, while touring Ford Motor Co.'s Rawsonville Components Plant in Ypsilanti, Michigan on Thursday, May 21, 2020. (Daniel Mears/Detroit News via AP)

President Donald Trump speaks as he tours Ford's Rawsonville Components Plant that has been converted to making personal protection and medical equipment, Thursday, May 21, 2020, in Ypsilanti, Mich. (AP Photo/Alex Brandon)

FILE - In this March 5, 2020 file photo, Michigan Attorney General Dana Nessel addresses the media during a news conference, in Lansing, Mich. Nessel on Tuesday, May 5, 2020, is backing Gov. Gretchen Whitmer, telling local law enforcement officials that her stay-at-home directive and restrictions on places of public accommodations are valid and enforceable. Tuesday's letter comes days after Republican lawmakers refused to extend an emergency declaration. (AP Photo/David Eggert, File)

In this Monday, May 18, 2020 photo provided by the Michigan Office of the Governor, Michigan Gov. Gretchen Whitmer seeks during a news conference in Lansing, Mich. Restaurants, bars and other retail businesses can reopen in much of northern Michigan starting Friday, May 22, Gov. Whitmer announced Monday — a key step for the tourism-dependent region before the Memorial Day weekend and summer season. (Michigan Office of the Governor via AP, Pool)

President Donald Trump speaks during a listening session with African-American leaders at Ford's Rawsonville Components Plant that has been converted to making personal protection and medical equipment, Thursday, May 21, 2020, in Ypsilanti, Mich. (AP Photo/Alex Brandon)

President Donald Trump talks to reporters before departing the White House for a trip to Michigan, Thursday, May 21, 2020, in Washington. (AP Photo/Evan Vucci)

President Donald Trump holds a face mask in his left hand as speaks during a tour of Ford's Rawsonville Components Plant that has been converted to making personal protection and medical equipment, Thursday, May 21, 2020, in Ypsilanti, Mich. (AP Photo/Alex Brandon)

President Donald Trump holds his protective face mask as he speaks while touring Ford's Rawsonville Components Plant that has been converted to making personal protection and medical equipment, Thursday, May 21, 2020, in Ypsilanti, Mich. (AP Photo/Alex Brandon)