He had heard or seen something that had affected him strongly, but what was it? 
I was curious as to what it was that he saw that was upsetting.
What he saw made him feel safer and even more at peace.
A woman is sitting down putting on rollerskates.
A young woman holds a tennis racket.
The men are wearing helmets.
These interpretations would help the situation of vulnerable, low-income aliens.
A nun on a park bench.
The man is holding the kids.