Negotiators for Northwest Airlines and its mechanics union are back in the Twin Cities after failing to reach an agreement on a new contract. Both sides are awaiting action by an Emergency Board established by President George W. Bush on Friday. If either side rejects its proposal, mechanics could still go out on strike in May, UNLESS Congress imposes a settlement. In the meantime, travel agents and air travellers in the Twin Cities say it's business as usual, thanks to the President's intervention. Minnesota Public Radio's Andrew Haeg reports.