Alva Review-Courier -

HOUSTON (AP) — The security robot stopped in front of its boss, who had blocked its path in the parking garage of the swanky River Oaks District.

The Houston Chronicle reports the egg-shaped patroller spun slowly on its wheels, scanning for a way to skirt its human counterpart without barging past. The boss matched its movements. A deep voice emerged from within its polished white shell.

"Excuse me," it said.

It then scooted away, whistling a tune.

"It's pretty patient," said Matt Hare, an account manager for Allied Universal, the company that monitors the high-end shopping center on Westheime...