CONGRESSMAN’s 1st DAY IN D.C. Otsego County Office? Maybe Mobile One, Delgado Suggests By JENNIFER HILL • Special to www.AllOTSEGO.com U.S. Rep. Antonio Delgado today said he couldn’t “say for sure” he would open an office in Otsego County. Calling New York’s District 19 constituents his “North Star,” Delgado said he is opening offices in Delhi and in Kingston this month, but he is still deciding whether there will be an “actual physical office (in Otsego County) or a mobile…