I remember reading that federal agents are a special case. You're screwed if you lie. You're screwed if you tell the truth. You're also screwed if you choose t

I remember reading that federal agents are a special case. You're screwed if you lie. You're screwed if you tell the truth. You're also screwed if you choose to remain silent, as that's used against you. The only safe answer is "I cannot discuss that until I discuss it with counsel.