Tensions remain high between China and Japan

(Vatican Radio) A Japanese vice-foreign minister is to hold talks in Beijing Tuesday, after China on Monday again sent patrol ships into what Japan considers its waters, and China's customs service reportedly started holding up Japanese products -- like car parts -- at at least three Chinese ports. Beijing is also cancelling official bilateral events, like a planned ceremony marking 40 years of diplomatic ties between Tokyo and Beijing. China's foreign ministry says Japan is to blame. Listen to our report from regional correspondent Alastair Wanklyn: