Being as the judge was an unannounced walk-on, I highly doubt that.
The judge was the intended victim of the deranged assassin.
Sometimes things are what they are, nothing more or nothing less.
http://voices.washingtonpost.com/blog-post/2011/01/john_m_roll_arizonia_shooting.html
....
Roll, 63, was leaving a supermarket nearby when when he spotted Ron Barber, aide to Rep. Gabrielle Giffords (D-Ariz.), and “stopped by to say hi,” according to a spokeswoman for Giffords. A short time later, a gunman opened fire. Giffords, the apparent target, was wounded, as was Barber, her district director.
....