By Jenna Zucker and Blair Gable (Reuters) -Police in the Canadian capital, Ottawa, arrested several people on Friday, after a march by hundreds of bikers, pedestrians and cars waving Canadian flags through downtown Ottawa turned unruly, authorities said. Friday’s parade was a protest against claimed government overreach, and came less than three months after a truckers’ movement paralyzed the capital for more than three weeks. Ottawa Police said in a tweet on Friday that several people had been arrested and that officers remained on scene to maintain safety. Organizers of Friday’s convoy, whic…