BUZZ — Australia's BHP Group falls as its Escondida copper mine halts operations
* Shares of Australia's BHP Group fall as much as 2.8% to A$60.34, their biggest intraday drop since September 11 * BHP, which owns the world's largest copper mine, the Escondida mine in Chile, said it suspended operations * Says Escondida operations were suspended after a worker was killed in an accident * The mining