BUZZ-Australia's Asciano rises after Brookfield buys stake in company
** Logistics firm Asciano Ltd rises as much as 6.5 pct to its highest level since September 2008
** Brookfield Asset Management Inc agrees to buy a 19.2 pct stake in Asciano
** Asciano says it continues to support the Brookfield proposal
** Stock is the second-biggest percentage gainer on the S&P/ASX 300 Index
** More than 6 mln shares change hands in early trading, compared with the 30 day average of 9.7 mln shares (Reuters messaging:; email@example.com)
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