[79] In response to the spread of COVID-19, the Navajo Nation closed their tribe-operated casinos in mid-March with reported plans to open in June 2020.These include shopping malls, flea markets, movie theaters, gyms and health clubs, hair and nail salons, bars, nightclubs, entertainment venues, casinos and convention centers.[83] The order has been extended through April 30 with new restrictions on the number of customers and staff allowed inside a grocery or other large store to 20 percent or less the maximum occupancy limit as determined by the fire department.[84] The stay-at-home order was extended to May 15 with some new modifications allowing for non-essential businesses to provide curbside pick-up and delivery while some state parks and golf courses can reopen with some restrictions.[69] While most religious institutions have suspended services, Governor Lujan Grisham expanded the ban on mass gatherings to include houses of worship on April 11, a day before Easter.Governor Michelle Lujan Grisham at the request of Mayor Louis Bonaguidi, invoked the state's Riot Control Act to close any roads leading into Gallup which sees thousands come into the town for shopping and other services from surrounding areas including the Navajo Nation.[89] On May 18, Gallup Police began enforcing a city ordinance requiring everyone over the age of two to wear a mask or face covering, issuing non-traffic citations to those in violation.[95] On September 23, an initial case was confirmed at Doña Ana County's Southern New Mexico Correctional Facility.[99] The state Environment Department announced on December 9 that it would begin monitoring sewage from prisons and youth rehabilitation facilities to detect the virus.