Virginia Gov. Ralph Northam, Florida Gov. Ron DeSantis, and Georgia Gov. Brian Kemp declared states of emergency in their respective states in response to gas shortages following the recent hack of the Colonial Pipeline. The moves come after North Carolina Gov. Roy Cooper declared a state of emergency on Monday. Gas stations in multiple states across the country began running dry and gasoline prices rose on Tuesday, after a fuel pipeline halted operations for days following the attack by hackers. Motorists have been panic buying since the May 7 ransomware attack, which effectively restricted access to computer systems while demanding payments to release them. The Environmental Protection Agency on Tuesday issued temporary waivers of certain fuel standards to increase the supply of gasoline in areas whose reformulated gasoline has been impacted by the shutdown. In particular, it waived the federal Reid vapor pressure requirements for fuel sold in Reformulated Gasoline areas of District of Columbia, Maryland, …