Lower Haighters take heed: Eagle-eyed tipsters have alerted us to the presence of a sinkhole that's forming on Waller Street between Scott and Carmelita.

"Guess we are moving past breaking windows!" said tipster Paul, who sent in this photo of a van, parked on Castro Street, with all four tires removed.

We've partnered with local news station ABC7 for a weekly segment featuring some of the most interesting goings-on coming up each weekend, culled from our local coverage and events calendar.

Two separate collisions in the southwest neighborhoods last night left a pedestrian dead and a cyclist in life-threatening condition.

Drivers beware: a sinkhole has opened on Mission Street between Second and New Montgomery.

Chef Max Mackinnon is coming onboard as Mason Pacific prepares to reopen following a March fire.

The 41-unit development is wending its way through the Planning process.

Tipster SFHandyman caught the following mayhem last night at Powell and Market, where a vehicle crashed into the barriers at the cable car turnaround, which is closed to traffic.

We've received official word that Verve is indeed moving forward with its first San Francisco location.

The new Mexican-inspired eatery from the AQ team was born out of the ashes of former occupant TBD, which closed after a fire.

A large protest is moving through the Mission towards City Hall, where hunger strikers and supporters will rally against recent police shootings.

Break the mold and pursue the solitary act of reading with like-minded bibliophiles at Hotel Rex.

"Does the program still work?" asks the agency. "And if not, what changes could make it work better?"