8:26ABC NewsJuly 22, 2021New COVID-19 cases triple over past month as delta variant spreadsHere's what to know about restrictions potentially being reinstated and the new lambda variant in Houston. Up Next in newsUS faces COVID-19 resurgence with delta variant July 22, 2021Delta variant is overwhelming some hospitalsJuly 21, 2021Mask mandate imposed on Las Vegas county employees but not tourists or casinosJuly 22, 2021