Kara St. Cyr reports on new narrowing street design in San Francisco aimed at lowering speeds in Inner Sunset.

The so-called "neckdown" configuration is causing a lot of confusion, as a two-way street suddenly becomes a single lane and ...

A new traffic installation in the Sunset neighborhood of San Francisco is causing confusion. It’s called a “neckdown,” and it ...

The traffic installation funnels the two-way street into a one-way and then back to a two-way again. Drivers on Kirkham Street in San Francisco ... is important in the Sunset but don’t see ...

The "neckdown" is meant to slow down traffic, protect bicyclists and pedestrians, but those who live in San Francisco's Sunset neighborhood said it does not work. KRON4's Rob Nesbitt reports.