A robot is helping an ailing couple stay in their home. Are more to come for an aging population?

DURHAM, N.H. (AP) — After outliving Booker T. Bones, their second service dog, Brenda and Brian Marquis still needed help with some of the more difficult parts of daily life. They found Robbie, a robot that rolls out of a hallway into their living room several times a day. “Do you want to exercise...

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