IN BRIEF (Page 15)

Chinalco may revise bid

China's Chinalco may revise its planned $19.5 billion investment in miner Rio Tinto Ltd before a June 14 deadline, to avoid a further delay in Australian government approval, Reuters reported yesterday. The changes are expected to address the concerns raised by Canberra and Rio Tinto shareholders over the biggest overseas investment by a Chinese company.

Natural gas pipeline