Houston Chronicle editor Jeff Cohen came to town from Albany, where he was the editor of the Times-Union, another Hearst paper.He brought some people with him, and still runs movie reviews by Amy Biancolli, who still works in upstate New York.The Times-Union is, like many Hearst papers (and papers everywhere) undergoing financial stress. It's a union paper, though, and the Newspaper Guild is fighting back with a website calling for subscribers to protest cuts. (By canceling their subscriptions,