US STOCKS-Wall St dips as Ukraine concern offsets upbeat jobs data
* More than 40 killed in fire, clashes in Ukraine's Odessa
* U.S. payrolls surge, jobless rate hits 5-1/2 year low
* Indexes post gains for the week
* AstraZeneca rejects Pfizer's raised $106 bln bid
* Dow down 0.3 pct; S&P down 0.1 pct; Nasdaq down 0.1 pct (Updates to close)
By Caroline Valetkevitch
NEW YORK, May 2 (Reuters) - U.S. stocks eased on Friday as concerns about more violence in Ukraine prompted profit-taking ahead of the weekend and offset optimism about the fastest job growth in more than two years.
Healthcare shares were among the biggest drags on the S&P 500, including U.S. drugmaker Pfizer Inc. Its shares fell 1.3 percent to $30.75 after its sweetened bid for AstraZeneca Plc was rejected.
Adding to market pressure, more than 40 people were killed in the Ukrainian city of Odessa on Friday in the worst violence in the Black Sea port since President Viktor Yanukovich was ousted in February. Continuación...