 Crankstead says finding more customers and uses for natural gas will also help grow the number of oil wells in North Dakota. And the cities of Grand Forks and East Grand Forks have scheduled a citywide spray for mosquitoes for Tuesday night between 8 p.m. and 1 a.m. West Nile virus has been identified in the Grand Forks region. The cities of Grand Forks and East Grand Forks urge citizens to take extra precautions to avoid being bitten by mosquitoes.