Cork is hoping to create technology history this St Patrick’s weekend by using advanced video teleconferencing to allow a US mayor lead parades on both sides of the Atlantic.

Firefighters freed an injured construction worker trapped for hours under tons of concrete yesterday after part of the old convention centre in Phoenix, Arizona, abruptly collapsed during demolition work.

More than 30 years after it was built, another of the Ballymun towers was reduced to rubble today in the latest stage of the area's regeneration.