A Democratic strategist pushed back against those who’ve opined that Vice President Kamala Harris would be better served at the upcoming debate if she deployed a 2020 tactic she used against then Vice President Mike Pence, at the time telling Pence “I’m speaking” when he interrupted her. Erin Burnett spoke with Democrat David Axelrod and GOP strategist Stuart Stevens on CNN’s “OutFront” and asked if Harris’ 2020 strategy with Pence would “play well” if she deployed the same against former President Donald Trump next week. “I wouldn’t necessarily advise that strategy,” said Axelrod. “You know i…