Sarah Kehoe/Columbia Basin Herald<br> Dan Couture flies this plane at night to release AquaHalt in the air to kill mosquitoes infected with diseases and viruses.
August 6, 2009
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August 6, 2009 9 p.m.
West Nile Virus sample confirmed in Grant County
GRANT COUNTY— One mosquito sample was reported as positive with West Nile virus Wednesday morning.