Gardai investigating a fatal shooting at a hotel in Dublin yesterday, say they believe at least 6 people were involved in the attack.

32-year-old David Byrne from Crumlin was shot after a gang armed with automatic weapons stormed the Regency Hotel in Drumcondra during a weigh-in for a boxing match.

Two other men in the hotel at the time were also injured in the attack.

Investigating Gardai are appealing for information about a silver Ford Transit van, which they say was later found burnt out in the Charlemont Estate in Marino.

Last night, additional security checkpoints were put in place around Dublin city in response to the attack:

Assistant Garda Commissioner Jack Nolan, says they believe gunmen are still at-large in the community: