Paul Nuttall, UKIP's deputy leader, says any election pact with the Conservatives would be "very difficult" while David Cameron heads up the party.
"You really can't believe a word he says on the European Union and he's also a guy who called us closet racists," he said.
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Owen Lambert, 18, and his friends were on a university trip to Parliament when they were hit by the Westminster attacker's speeding car.
Teenage blogger Amos Yee from Singapore was jailed for posting criticisms of his government online.
Supermarket chain decide to unlock trolleys at some of its biggest stores as it deals with the implications of the new £1 coin rollout.