Feb 4 (Reuters) - A federal law prohibiting marijuana users from possessing firearms is unconstitutional, a federal judge in Oklahoma has concluded, citing last year's U. Wyrick said that while the government can protect the public from dangerous people possessing guns, it could not argue Jared Harrison's "mere status as a user of marijuana justifies stripping him of his fundamental right to possess a firearm. See here for a complete list of exchanges and delays