SECTOR COMMENTARYEnergy was the top performing sector as the S&P 500 Index reached a 5-year intraday high on signs of strength in the housing and job markets. All energy sub-sectors posted gains today, led by the higher-beta drillers during the broader risk on day while services trailed ahead of the start of earnings season tomorrow with Schlumberger. Particular focus by investors will be on North American land outlooks. A more than 1% gain in both crude oil and natural gas futures also lent support.Crude oil futures ended the day higher ...