New Haven labor leader Bob Proto joined a huge labor rally today endorsing New Haven’s Joe Lieberman for reelection as U.S. senator. Proto acknowledged that Lieberman’s stance on the war in Iraq differs from his membership’s. But, he said, “our culture is to endorse folks who have stood side by side with us.” Lieberman faces a spirited challenge from the left from fellow Democrat Ned Lamont. Click here to read more.