They were 'stunned' by the news. = The news 'stunned' them.
a theft that 'stunned' [='shocked'] the art world
His old friends were 'stunned' at his success.
(..) No. Okay, kids. You're in for a real treat today. These gentlemen have kindly volunteered to demonstrate... How a stun gun is used to subdue a suspect. What? Now, there's two ways to use a stun gun. Up close and personal. Or you can shoot it from a distance. (..)2009 The Hangover