Diaoyu protests intensify

Japanese ambassador summoned for 3rd time in a week for incident

BEIJING - China summoned Japan's ambassador for the third time in a week to demand the unconditional release of a Chinese fishing boat captain seized in waters off China's Diaoyu Islands.

Foreign Minister Yang Jiechi made a solemn representation and protest on Friday to Japan's ambassador to China, Uichiro Niwa, on the fourth day after the incident.