Us Stocks-Wall St edges higher as investors await earnings

U.S. stocks rose slightly in a volatile session on Monday as investors were reluctant to make large bets going into an earnings season that is expected to be lackluster.

http://www.reuters.com/article/2013/04/08/markets-usa-stocks-idUSL2N0CV1DP20130408?feedType=RSS&feedName=industrialsSector