Isaiah Martin’s videos have gone viral – he thinks his party should follow his lead and stand up to Republican excessDynamism, courage, and wit are words that few are likely to associate with the mainstream Democratic party, particularly after its capitulation to Republicans’ budget demands last year.Polls show that majorities of Democratic voters think their party is weak and ineffective. Chuck Schumer, the Democratic Senate leader, is even more unpopular than Donald Trump. People are crying ou...