As pro-democracy publisher Jimmy Lai spoke in his defense at a Hong Kong court Tuesday, his son Sebastien Lai was in Geneva calling for the United States and other world leaders to help secure this father's release.

Pro-democracy media tycoon Jimmy Lai is physically breaking down in a Hong Kong prison and "time is running out" for him if the U.S. and Britain do not push for his release, his son said.

HONG KONG -- The marathon national security trial of Hong Kong media tycoon Jimmy Lai Chee-ying has sparked a heated exchange over whether he is a "political prisoner" and an unusual defense of the court by a presiding judge.

Former media boss says Apple Daily op-ed that called for leadership team was simply to help radical protesters set basic principles.