Justin Wren is an American MMA fighter. He recently returned from one of his many trips helping the Pygmy people of the Democratic Republic of the Congo.Justin Wren is an American MMA fighter. He recently returned from one of his many trips helping the Pygmy people of the Democratic Republic of the Congo.Justin Wren is an American MMA fighter. He recently returned from one of his many trips helping the Pygmy people of the Democratic Republic of the Congo.