US STOCKS-Wall St rises as Fed meet eyed; M&A picks up
* Two-day Fed meeting starts on Tuesday
* World financial markets lower as Greece nears default
* UnitedHealth biggest boost to Dow; Microsoft to S&P, Nasdaq
* Coty jumps after buying three businesses from P&G
* Indexes up: Dow 0.6 pct, S&P 0.4 pct, Nasdaq 0.4 pct (Updates to early afternoon)
By Tanya Agrawal
June 16 (Reuters) - Wall Street was higher in afternoon trading on Tuesday as deal activity picked up in the consumer and healthcare sectors and investors waited for the outcome of a two-day Federal Reserve meeting.
The central bank is unlikely to raise rates in this meeting but investors will watch for any hints from Fed Chair Janet Yellen at a press conference after the meeting on Wednesday about the timing of a possible rate increase - the first in about a decade.
The Fed has said it remains data-dependent and will raise rates only when it sees an improvement in the economy. Second-quarter data points to a recovery after a halt in growth earlier in the year. Continuación...