Brain teasers

Can you solve these riddles?

THE PHOTOGRAPH
A man is looking at a photograph when someone asks him "Whose picture is that?"
The man replies "I have no brothers or sisters, but this man's father is my father's son"
Whose photo is the man looking at?

THE ACCIDENT
Mr. Jones and his son Alfred are travelling together when therir aeroplane crashes.

The father is killed, and Alfred is seriously injured. Arriving at the hospital emergency room, the head surgeon cries "I cannot operate on this patient, he's my son Alfred!"
How can you explain this?

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