Former Republican Party chairman Michael Steele was rendered speechless Sunday after being presented with a new attack by House Oversight Committee Chair James Comer (R-KY) on Vice President Kamala Harris. Steele appeared on MSNBC over the weekend, where the host played a video of Comer responding to Harris’ recent comments about gun ownership made in an interview with Oprah Winfrey. Harris told Winfrey that she herself was a gun owner and that, if someone breaks into her house to threaten her life, “they’re getting shot.” “Well, look, I don’t think anyone believes that Kamala Harris is a gun …