US STOCKS-Wall St extends gains from Friday in broad rally
* Major indices extend Friday rally
* Ebola concerns push biopharmaceutical shares up
* Priceline shares gain after results, lifting Expedia, Orbitz
* Indexes up: Dow 0.3 pct, S&P 0.5 pct, Nasdaq 0.9 pct (Updates to afternoon trading, adds Tekmira, updates quote)
By Akane Otani
NEW YORK, Aug 11 (Reuters) - U.S. shares rose modestly in Monday trading, continuing a recovery from a brief correction that ended Friday as investors focused on hopes for easing tensions between Ukraine and Russia.
Consumer staples shares led the gains, with a 1 percent increase for that sector. The best performing name was food service company Sysco Corp, which rose 3.7 percent after its results.
Gains were broad, with nine of the S&P's 10 primary sectors up in trading. The rally extended gains from Friday, when the S&P 500 and Dow Jones industrial average posted their best day since March on news Russia would cease military exercises near the Ukraine border.
The market seemed little affected by news Russia would send an aid convoy to eastern Ukraine, a move Western officials have said could serve as a pretext for an invasion. NATO chief Anders Fogh Rasmussen warned that he still sees a "high probability" that Russia, using the guise of a humanitarian mission, could intervene militarily in Ukraine. Continuación...