Much confusion over the raids this week in Montana. Federal vs. state laws, businesses destroyed and what's next? -Michelle

HELENA - Recently unsealed warrants shed more light on the scope of this week's raids on Montana medical marijuana businesses.

The 26 search warrants and four civil seizure warrants executed as part of an 18-month investigation into large-scale trafficking and tax evasion name seven medical marijuana businesses.

No charges have been filed. The warrants name Montana Cannabis, Big Sky Patient Care, Four Seasons Gardening, Northern Lights Medical, Good Medicine Providers, Montana Cannabis Ministry, Natural Medicine and Queen City Caregivers.

Federal agents aided by local authorities conducted the raids Monday, seizing marijuana plants and computers from offices, warehouses and homes belonging to the pot businesses.

Agents also were authorized to seize up to $4.2 million in bank accounts in Kalispell, Helena and Belgrade. More than 4,800 medical marijuana providers are registered in Montana.