Wed, 11 Apr 2012 10:47:33 GMT
S&P 500 tumbles 1.7%, worst session in 2012
S&P 500 index experienced its worst session this year on Tuesday, mainly affected by worries about forthcoming earnings reports and climbing Italian and Spanish yields. US benchmark tumbled 1.71% or 23.61 points and closed at 1,358.59. Best Buy, the world's biggest electronics retailer, fell 5.9% after its CEO Brian Dunn quit. The supermarket and pharmacy chain Supervalu rallied 15% as