Five Britons including a father and his teenage son who died when a whale-watching boat sank off the coast of Canada have been named.

Scientist Richard Dawkins has become embroiled in another Twitter row, claiming it would be “immoral” to carry on with a pregnancy if the mother knew the foetus had Down’s Syndrome.

More than 15,000 people will be taking to the streets of Belfast today for the city’s May Day marathon.