The Formidable Five are no longer. The stunning defeat Tuesday of four of five conservative-leaning Democratic state senators targeted by a progressive coalition marks the end of an era within the state Capitol, and political observers say the ideological shift could be pronounced when the Legislature opens its 2021 session in January. “This will definitely move the Democratic caucus to the left,” said longtime New Mexico pollster Brian Sanderoff. Add the defeat of Sen. Richard Martinez — who voted against two key progressive bills this year — to the mix, and the conservative wing within the Democratic caucus in the...