Irish police said they made an 'extremely significant seizure' of a device on Wednesday afternoon made from military-grade plastic, which could have caused significant damage.

Irish police said they made an 'extremely significant seizure' of a device on Wednesday afternoon made from military-grade plastic, which could have caused significant damage.

The driver, a woman in her 20s, and a man in his 40s have been arrested on suspicion of offences against the state.