The pilot of a small plane was killed Monday, and his three passengers were injured, when his aircraft crashed in a suburb of Las Vegas. http://www.abbevillenow.com/view/full_story/9407303/article-Erath-resident-killed-in-plane-crash-in-Las-Vegas?instance=home_news_lead Douglas Touchet, 45, of Erath, La., died in the accident. His wife Susan was among those onboard, and…