testified as follows at the suppression hearing:
The only references that were made to [Czichray's] father is he at some point told us later that his father had left — lent him some money regarding his MRI clinic, and the references were made in the sense of if we believe his father had information that's — and that's evidence of a crime that's what we'd have to do. We'd have to go talk to that person whether it's his father, a relative, somebody he doesn't know, or whether it's a coemployee.
(Suppr. H'rg Tr., Vol. II at 58, Nov. 26, 2002). Agent Bisswurm testified that Czichray's father was later interviewed, because "[d]uring our interview with Dr. Czichray, he indicated his father loaned him $50,000 for his MRI business, and weCzichray that they wanted to talk to him for "a few minutes." After Dr. Czichray let them come into his home, the agent's "few minutes" turned into nearly seven hours.


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During this time, the agents told Dr. Czichray about their investigation into health care fraud and their belief that he was involved. When Dr. Czichray told the agents that he was late for work, they instructed him to call in sick, and when he spoke with his office, the agents further instructed him not to inform his co-workers that the FBI was interviewing him. Dr. Czichray's home and cell phones rang several times during the interview, but the agents admonished him to not answer the calls. When Dr. Czichray wanted to get dressed, Agent Boylan escorted him to the