A rally for subway chokehold suspect Daniel Penny turned rowdy and resulted in several arrests on Wednesday when dozens of counter-protestors clashed with supporters of the former Marine. The show of support was organized by Nassau County Executive Bruce Blakeman and brought about 60 flag-waving supporters of Penny to Collect Pond Park around 11 a.m., according to police. But the supporters were met with about 30 demonstrators carrying signs reading “Justice for Jordan Neely” and shouting “Go back to Long Island. Blakeman said he organized the rally to support Penny, who is facing manslaughter charges for choking Neely aboard a...