Congressman Andy Kim stood in front of a packed church hall in Ridgewood Thursday night and won another raucous standing ovation from a new army of Democrats who feel no allegiance to the power brokers trying to rig this Senate primary for First Lady Tammy Murphy. About 200 people were crammed into rows of folding chairs, standing in the aisles, and crowding into the back. The church parking lot was full, so volunteers pointed drivers to a grassy field nearby. They came to hear Kim tell his American Dream story. How his father was born with polio and had to beg for food on the streets of Korea…