British PM says argument not won on Libya no-fly zone

BRUSSELS/LONDON (Reuters) - Momentum for a trade

British Prime Minister David Cameron said Tuesday the world cannot let Libya's Moamer Kadhafi do "terrible" things to his people, after discussing action, including a possible no-fly zone, with US President Barack Obama.Cameron spoke on a prime-time British television show after the call with Obama, in which the White House and Downing Street said the two leaders agreed to prepare "a full spectrum" of possible responses to Kadhafi's crackdown on the opposition.