"Clinton and Obama are competing for votes in New York City, where half the state's Democratic voters live. Clinton has 43 percent there compared with 39 percent for Obama. Of likely Democratic primary voters, 59 percent believe Clinton, a New York senator, has the best chance to defeat the Republican nominee."
http://www.wtopnews.com/index.php?nid=213&sid=1330260This is from over a week ago, but it's still significant. This says that Hillary is up by 4 in NYC. That means that Obama will be able to get lots of delegates by breaking even in NYC.