Asian markets tumble on weak US cues

Asian markets have tumbled across the board on the back of weak cues from the US markets.

The Hang Seng has slumped 645 points to 13,089. The Nikkei has tumbled 336 points to 8,103.

The Taiwan Weighted index has plunged 189 points to 4,332. The Straits Times has dropped 56 points to 1,708, and the Seoul Composite index has shed 58 points at 1,125.

The Shanghai Composite index is down 10 points at 1,919.