Proterra, the electric bus company at the center of an apparent conflict of interest involving Energy Secretary Jennifer Granholm, has filed for bankruptcy, Reuters reported Monday evening. Granholm drew immense scrutiny when it was revealed that she maintained her financial positions in the firm, for which she used to sit on the board of directors, after she assumed her post as the leader of the Department of Energy (DOE) and began to direct policies which could have favored her own financial interests. Granholm eventually closed her position in the firm late in May 2021, and netted capital gains amounting to...