RPT - INSIGHT-Buffett may benefit as train lobby bids to weaken safety rule
July 14, 2015 at 06:59 AM EDT
WASHINGTON, July 14 (Reuters) - Billionaire investor Warren Buffett is set to be a chief beneficiary of a bid by Senate Republicans to weaken new regulations to improve train safety in the $2.8 billion crude-by-rail industry, a key cog in the development of the vast North American shale oil fields.