A former campaign worker has sued a progressive Democratic challenger to Rep. Lizzie Fletcher (D-TX), accusing him of making unwanted sexual advances toward her after she complained about another staffer sexually harassing female campaign workers. The lawsuit accuses Pervez Agwan of assault, battery and false imprisonment. Agwan, contacted Monday by the Houston Landing, issued a statement calling the lawsuit a “dishonest hit-job” and appeared to blame it on the national lobbying group American Israel Public Affairs Committee known as AIPAC. POLL: Should Trump be allowed to run for office? ALSO…