On the good news, all four have similar platforms.
Collins is Pro-Abortion rights.
McBride is a Personal Injury trial lawyer first, Immigration attorney second, who marched with the leftist group Immigrants United for Freedom two weeks before filing to run for the U.S. Senate race. Endorsed by RTL.
Harris is a solid conservative with the voting record to prove it. She is endorsed by Right to Life, & NRA in the primary race.