RELATED: Rep. Chuck Edwards ends campaign after ethics committee cites inappropriate conductHere's what you need to know about the November elections:Why Election 2026 matters? Whatley and Cooper are seeking the seat being vacated by Republican Sen. Thom Tillis, who chose last June not to seek a third term. MichiganAbdul El-Sayed will face former Republican Rep. Mike Rogers. RELATED: Trump administration petitions Supreme Court to enforce mail-in voting orderOhioFormer Sen. Sherrod Brown will now attempt to unseat Republican Sen. Jon Husted. AlaskaAlaska is widely considered a reliably Republican state, giving incumbent Sen. Dan Sullivan a favorable outlook for reelection.