[s_q_b]

Perfect, unless they're threatening to prosecute you as well if you don't cooperate.

Otherwise, explain the situation to the prosecutor and detective and ask to be subpoenaed. They'd likely be happy to comply.

[tptacek]

There's no prosecutor. It's a civil suit.

[MichaelCrawford]

In that case, it's a plaintiff.

[s_q_b]

My mistake :)