US STOCKS-Wall St falls amid worries about China and Greece
* Weekly jobless claims rise unexpectedly
* United Rental falls after talking down May activity
* Abercrombie & Fitch jumps on forecast
* Indexes down: Dow 0.35 pct, S&P 0.29 pct, Nasdaq 0.29 pct (Updates to early afternoon)
By Tanya Agrawal
May 28 (Reuters) - U.S. stocks dipped in early afternoon trading, a day after the Nasdaq closed at a record high and amid concerns about a Greek default, a tumble in Chinese shares and an unexpected rise in weekly U.S. jobless claims.
Global stocks fell on conflicting statements on Greece's long-running debt talks with creditors and after Chinese brokers tightened margin rules.
The number of Americans filing new claims for unemployment benefits unexpectedly rose to 282,000 last week, but remained below 300,000, a level deemed consistent with a strengthening labor market.
The report is the latest in a string of data that investors have been perusing for signs of an economic pick up to gauge when interest rates will be increased. Continuación...