Who is Carmen Maria Montiel? Why is she the most hated within the GOP circle?

This video is about the GOP candidate campaigning against Sheila Lee Jackson, US House Democrat incumbent, for the Texas 18th district seat and the shunning and hatred the Republican party has for this candidate, including Donald J. Trump, 45th US President. This video also includes, McCarthy's intentions to not impeach Biden or any members of his Administration as well as the lack of accountability for Jan 6th hearing committee members as stated by Jim Jordan, US House Rep, Judicial Committee Ranking Member.