Here's the latest from our tipline, including reports of theft and mayhem, a mysterious barricade, and more.

A mix of crime news, along with ongoing neighborhood anger over Muni tracks that are hazardous to cyclists.

The Postal Service may be forced to replace thousands of locks if the letter larcenists can't be nabbed.

Castro residents and businesspeople have expressed concern about the release of a man who's believed to have committed multiple arsons there.

Plus, Castro Community on Patrol is celebrating its 10th anniversary next week.

In what has become a semi-regular occurrence, yet another driver took a wrong turn that disrupted service on Muni's busiest light-rail line.

The station's plainclothes unit is now fully staffed, and attendees grilled reps from the SF Deltas soccer team for details on game-day strategies.

Concerned about safety in the Castro? Consider volunteering with Castro Community on Patrol.

Also in the latest roundup: the director of the SF LGBT Center speaks out about a homophobic attack on the center's building.

After a scuffle between a group of dogs, a man allegedly assaulted one of the dogs, its owner, and a bystander who tried to stop him.

The latest crime roundup includes a life-threatening stabbing that occurred last night, home break-ins, and an armed robbery at Twin Peaks.

The theft comes after the July disappearance of Noe Street's Little Free Library.

Two hot prowl suspects were arrested, and possible changes are coming to the intersection of 15th and Dolores.