Sadly the left is pushing in that direction.
The county in which it occurred is overwhelmingly 'Rat, which may dampen the enthusiasm of the local police for investigating the crime. There is also reported to be federal law enforcement participation with ATFE as the lead agency.
The key question is: how close were the perps to the Dem campaign apparatus?
Given the timing so close to a presidential election and the location in a battleground state, this crime may be the first of its type in American history: political terrorism on a presidential election level.