Nebraska first lady Susanne Shore discusses the Nebraska Impact COVID-19 Relief Fund at a news conference in Lincoln, Neb., Thursday, April 2, 2020. The fund's purpose is to mitigate the impact of the coronavirus outbreak across Nebraska. (AP Photo/Nati Harnik)

Nebraska Gov. Pete Ricketts speaks at a news conference in Lincoln, Neb., Thursday, April 2, 2020. Gov. Ricketts defended his refusal to issue a stay-at-home order for residents, arguing that it isn't necessary for Nebraska even though 40 other governors have done so to try to keep the new coronavirus from spreading. Ricketts said he doesn't plan to deviate from his current approach, which includes a statewide, non-enforceable recommendation that residents avoid gatherings with more than 10 people. (AP Photo/Nati Harnik)

Nebraska Gov. Pete Ricketts speaks at a news conference in Lincoln, Neb., Thursday, April 2, 2020. Gov. Ricketts defended his refusal to issue a stay-at-home order for residents, arguing that it is not necessary for Nebraska even though 40 other governors have done so to try to keep the new coronavirus from spreading. Ricketts said he does not plan to deviate from his current approach, which includes a statewide, non-enforceable recommendation that residents avoid gatherings with more than 10 people. (AP Photo/Nati Harnik)

Nebraska Gov. Pete Ricketts observes social distancing at a news conference in Lincoln, Neb., Thursday, April 2, 2020. Gov. Ricketts defended his refusal to issue a stay-at-home order for residents, arguing that it isn't necessary for Nebraska even though 40 other governors have done so to try to keep the new coronavirus from spreading. Ricketts said he doesn't plan to deviate from his current approach, which includes a statewide, non-enforceable recommendation that residents avoid gatherings with more than 10 people. (AP Photo/Nati Harnik)

Nebraska Gov. Pete Ricketts speaks at a news conference in Lincoln, Neb., Thursday, April 2, 2020. Gov. Ricketts defended his refusal to issue a stay-at-home order for residents, arguing that it isn't necessary for Nebraska even though 40 other governors have done so to try to keep the new coronavirus from spreading. Ricketts said he doesn't plan to deviate from his current approach, which includes a statewide, non-enforceable recommendation that residents avoid gatherings with more than 10 people. (AP Photo/Nati Harnik)

Nebraska Gov. Pete Ricketts speaks at a news conference in Lincoln, Neb., Thursday, April 2, 2020. Gov. Ricketts defended his refusal to issue a stay-at-home order for residents, arguing that it is not necessary for Nebraska even though 40 other governors have done so to try to keep the new coronavirus from spreading. Ricketts said he does not plan to deviate from his current approach, which includes a statewide, non-enforceable recommendation that residents avoid gatherings with more than 10 people. (AP Photo/Nati Harnik)

Nebraska Labor Commissioner John Albin, left, speaks as Nebraska Gov. Pete Ricketts observes social distancing at a news conference in Lincoln, Neb., Thursday, April 2, 2020. Gov. Ricketts defended his refusal to issue a stay-at-home order for residents, arguing that it isn't necessary for Nebraska even though 40 other governors have done so to try to keep the new coronavirus from spreading. Ricketts said he doesn't plan to deviate from his current approach, which includes a statewide, non-enforceable recommendation that residents avoid gatherings with more than 10 people. (AP Photo/Nati Harnik)

An electronic sign at South High Magnet School in Omaha, Neb., announces Thursday, April 2, 2020, that school is suspended until further notice, due to the COVID-19 virus. Neb. Gov. Pete Ricketts has ordered Nebraska schools to remain closed to students through May 31, he also canceled school extracurricular activities but said the closures don't apply to staff members working in school buildings.(AP Photo/Nati Harnik)