Wall Street Week Ahead: At record high, U.S. stocks look to extend breakout

U.S. stocks are poised for more upward momentum even as uncertainty over oil prices and Greek debt negotiations keeps the market on tenterhooks, analysts say. Strong fourth-quarter U.S. company earnings and signs of an overall improving economy, alongside what appears to be the start of a bottoming in crude oil prices, have given equities support. As "stocks have found a footing, people aren't as afraid of the potential negative" stemming from recent instability in oil prices and