A teenager was rushed to hospital with serious injuries following an assault in broad daylight on the capital's main thoroughfare.

The young man (18) is believed to have been punched after leaving a premises on O’Connell Street between 3.30pm and 4pm yesterday.

He was rushed to the Mater Hospital with serious injuries.

Gardaí later arrested a male (18) who was detained in Store Street Garda Station under Section 4 of the Criminal Justice Act 1984.

He was released in the early hours of this morning.

Gardaí are appealing for witnesses of the assault to come forward.

“Gardaí in Store Street are appealing to any persons who may have witnessed the assault on O'Connell Street, Dublin 1 on Saturday afternoon between 3.30pm and 4pm to contact them at Store Street Garda Station, the Garda Confidential Line 1800 666 111 or any Garda Station,” a spokesperson said.

Online Editors