US STOCKS-Wall St ends with slight gain; indexes post weekly losses
* Crude oil rally lifts energy shares
* Indexes down more than 1 pct for week
* Gap sinks after disappointing March same-store sales
* Dow up 0.2 pct, S&P up 0.3 pct, Nasdaq up 0.1 pct (Updates to close)
By Caroline Valetkevitch
April 8 (Reuters) - A sharp rally in crude oil and energy shares lifted U.S. stocks on Friday, but indexes registered losses for the week and investors were cautious ahead of earnings season.
U.S. crude oil settled more than 6 percent higher after data showed lower U.S. stockpiles, driving gains of 2 percent in the S&P energy index.
Earnings begin in earnest next week with reports from Alcoa and four of the big banks. Analysts are projecting a third straight quarterly decline in earnings at S&P 500 companies.
Investors took their cue again from the oil market and the Federal Reserve, but focus will shift next week to expectedly weak quarterly reports, said Peter Kenny, senior market strategist at Global Markets Advisory Group, in Berkeley Heights, New Jersey. Continuación...