US Congresswoman Haley Stevens has caused a major shake-up in the Senate race in Michigan. The Democrat has endorsed Republican Mike Rogers over her party colleague, Dr Abdul El-Sayed, as a result. Michigan Democrat Abdul El-Sayed’s former opponent in the US Senate primary, stunned party officials Sunday by endorsing Republican Mike Rogers as Democratic tensions boiled. Michigan Senate hopeful Abdul El-Sayed has refused to acknowledge his former primary opponent, Rep.