China urges the Philippines to abide by one-China principle after President Ferdinand Marcos Jr said his country's closeness to Taiwan would make involvement in any conflict necessary. Also on East Asia Tonight: Two Japanese warships dock in New Zealand for the first time in nearly 90 years. Also, China tackles chikungunya virus outbreak amid warm weather as record rains slam southern Japan. 00:00 Headlines 01:15 Foshan city in China's Guangdong province a hotspot for chikungunya 05:31 Beijing