No. You are are monday morning quarterbacking knowing that Foley was a perv, knowing that he sent those obscene IMs.
Nope. The message asked for a photograph and mentioned a different teen who was in "great shape."
(Oh yeah, that's right. Fifty year old men comment on the physical prowess of teenage boys on a regular basis. This certainly wasn't cause for concern.)
You still haven't answered my question: If a 52 year-old man - essentially a complete stranger - started an e-mail exchange and asked your teenage son for his picture, would that alarm you?