Walkthrough Questions (Lightning Returns: Final Fantasy 13)

Luxrion Side
Effects
Can't find the Green Doll at the north station?
Where to find a reporter on the instructions of a guy from a cafe, whose wife and daughter were killed?
Where is the 3 ghost from the "Voice from the Graves" quest, 1 opposite the water to the northern station, 2 near the church, but I can't find the third one?

Canvas of Prayers
Where to get proof of bravery, ran off the entire territory near the cathedral and did not find anything.

Yusnaan.
Prayer Canvas
Where is the jade comb?