Can You Pick Out the Fake Signer?

Q: Which of these signers is a fraud?

1: Robby Thompson, bench coach of the Seattle Mariners, gesturing for a pitching change?

2: Interpreter Lydia Callis signing during a press conference held by New York City Mayor Michael Bloomberg during Superstorm Sandy.

3: An unidentified man who stood next to various heads of state, including President Obama, interpreting at the memorial for Nelson Mandela in South Africa.

A: Click here for the answer.