Investigators are trying to determine if the attack was tied to online threats and conspiracy theories from a far-right extremist group called Veterans on Patrol.

Maine, was among the 150 members asking the federal government to release nearly $7 billion of federally approved funds.

Local fire officials said a large pile of compost ignited around 10 a.m. Saturday. Crews spent about three hours and roughly 8,000 gallons of water to extinguish it.