Cities grappling with how to deal with electric scooters

Milwaukee• Overnight in dozens of cities across the U.S., the electric scooters arrive, often without warning to public officials, parked along sidewalks and ready to be taken for a spin with a few taps on a smartphone.It's not long before they attract attention — and it's not always positive: Lawsuits and cease-and-desist orders have sometimes followed the arrival of California-based companies Bird Rides Inc., LimeBike and Spin, with city officials saying the scooters aren't legal to