Biden challenger Dean Phillips vows to stay in race as ‘a mission of principle’

Minnesota congressman says president in a terrible position', citing his poor polling performance on a number of topics

Democratic presidential challenger Dean Phillips defended continuing his longshot campaign despite a disappointing third-place finish in Saturday's South Carolina primary, saying it was a mission of principle".

Phillips also argued that Joe Biden remains in a terrible position" in his pursuit of a second term in the White House despite his dominance in the Democratic presidential primary, citing his poor polling performance with the general public on a number of topics.