(Sacramento, CA) — State health officials are warning Californians of a spike in COVID-19 cases. The state has also seen an uptick in coronavirus-related hospitalizations and intensive care admissions in the last two weeks. Hospitalizations increased by nearly five-percent, and intensive care cases are up by almost six-percent. However, the state allowed seven more counties to advance under its four-tier color-coded reopening system. Glenn and Mendocino counties moved from the most restrictive purple category to red. Contra Costa, Marin, San Mateo and Santa Cruz moved from the red to the orange tier while Calaveras County advanced to the least restrictive yellow tier.