
Visible crew/equipment: In the scene after Walter took his son from the school and parks his car in front of their house (before the pizza scene), you can see the camera mounted on a crane while filming the scene reflected on the car's windscreen.
Visible crew/equipment: The camera equipment is visible in the bumper of the jeep in the scene where Walt drops Jr. off (before the pizza scene).
Chosen answer: It is part of the ritual for la Santa Muerte. It is a sign of humility and sacrifice.
djm