Defiant owner keeps anti-DNC sign By Casey Ross Saturday, July 24, 2004 City officials have laid a smack down on an irate North Station pizza shop owner who is facing fines for posting an unpermitted pro-Bush sign on his business as delegates flock to Boston for the Democratic National Convention. Mark Pasquale, owner of Halftime Pizza, was slapped with a citation Thursday evening and ordered to remove the sign until he gets a permit. Boston police also tossed in a charge for a locked exit door at the restaurant. ``It's my building and I can put a sign there if...