Fast-growing web of doorbell cams raises privacy fears

Critics say cameras turn neighborhoods into places of constant surveillance and create suspicion on minorities.

Ernie Field holds up a live video of himself taken by a Ring doorbell cam.
Ernie Field holds up a live video of himself taken by a Ring doorbell camera at the front door at his home in Wolcott, Conn. He gets alerts on his phone when a car drives by and a 30-second video when his daughter gets home from school.
Jessica Hill | AP