Local's claim the site was in ownership of the Willow Park Resident's association and that it did not have permission to proceed.

The men, both aged in their 40s, remain in custody at a Garda Station in Longford at this time.

A man in his 50s was injured in the incident and brought to Beaumont Hospital where he remains in a critical condition.

14 year old Jack Byrne went missing from the Athlone area on Saturday.

The original application was approved by Leitrim County Council last year, but was then subject to a planning appeal.

Five sheep were killed and two had to be put down after an incident in the mid-Longford area in recent days.

A woman in her 70's was injured during the incident.

The plans had been lodged by Cignal Infrastructure Limited and approved by county planners earlier this year.