during super tuesday on march 3, 2020, sanders won the california, utah, colorado and vermont contests. he lost american samoa to michael bloomberg and alabama, arkansas, massachusetts, minnesota, north carolina, oklahoma, tennessee, texas, and virginia to joe biden. on march 11, sanders won the north dakota caucus, but lost the michigan, mississippi, missouri, washington, and idaho primaries to biden. on march 14, sanders won the northern mariana islands caucus. on march 18, sanders lost the arizona, illinois and florida primaries. on march 23, sanders won the democrats abroad primary winning 58% of the vote compared to biden's 23%.