Five people were killed in bow and arrow attacks in Norway yesterday.
Police are to be armed as a result of the events in Kongsberg - around 50 miles outside the capital, Oslo.
A number of others have been injured, though the extent isn't known yet.
One man's been arrested - officers believe he acted alone.
Fire Crews Successfully Battle Major Gorse Fire In Glencree National Park Overnight
Garda Renew Appeal For Info On Paul 'Frank' Byrne Found Murdered In Blessington
Nearly 1,000 Wicklow Children in Oversized Primary School Classes, TD Reveals
Malcolm Byrne calls for urgent teacher recruitment as figures show 984 pupils in classes of 30 or more across the county
Uisce Éireann Warning As Six-Week Hosepipe Ban Takes In Stretches Along The N11 In Wicklow
Pride Of A County - Comeback Kings Wicklow Overcome 12-Point Mountain To End Wait For National Glory
"We Don't Know When We're Beat": Wicklow's Miracle at Croke Park as the Garden County beat favourites Down in thrilling, extraordinary fightback
8:00pm - 10:00pm
Love Songs on the Coast
Sunny intervals
High: 22°C | Low: 16°C
Sunny intervals
High: 22°C | Low: 15°C
Sunny intervals
High: 25°C | Low: 13°C
Sunny intervals
High: 26°C | Low: 12°C
Sunny intervals
High: 28°C | Low: 13°C