Amazon unveils Alexa Care Hub, which helps people care for aging relatives, offering an activity feed caregivers can review, and an emergency contact feature (Christina Farr/CNBC)

Christina Farr / CNBC:
Amazon unveils Alexa Care Hub, which helps people care for aging relatives, offering an activity feed caregivers can review, and an emergency contact feature  —  - More seniors than ever are choosing to remain at home and live independently.  — Amazon wants to make it easier for caregivers to check in on their aging relatives.