NEW YORK (AP) — A growing number of Eastern states are embracing gambling as a way to lure visitors and drum up revenue.New York's governor recently announced that he would work with a Malaysian company to develop a $4 billion convention center and casino on the outskirts of New York City.Massachusetts passed a law in November allowing up to three casinos. Florida lawmakers are debating a bill that would allow up to three multibillion-dollar casinos.New casinos are opening in Ohio and Maryland, too, and Pennsylvania is threatening to surpass Atlantic City as a gambling hot spot.States have embraced casinos as a rich new revenue source, but some experts say states should be cautious about giving up too much to lure these projects, citing growing competition for tourism dollars.