LINKEDINCOMMENTMORE

LA GRANDE, Ore. -- A horse just outside of La Grande has tested positive for West Nile virus.

The Observer newspaper reportsit's the first positive test in Union County this year.

Residents are asked to report high numbers of mosquitoes to Union County Vector Control.

Read or Share this story: http://www.kgw.com/story/news/2014/07/25/12556886/