text: It came as a surge in commodity prices saw Brent crude oil rise above $40 a barrel for the first time this year.
  The Dow Jones closed up 67.18 points at 17,073.95, while the broader S&P 500 rose 1.77 points to 2,001.76.
  However, the tech-heavy Nasdaq index fared less well, falling 8.77 points to 4,708.25.
  Oil firms led the Dow higher, with Chevron adding 3.1% and Exxon gaining 2.6%.
target: (Close): Wall Street's Dow Jones and S&P 500 indexes closed higher for the fifth day running, in their longest winning streak since last October.