Update 4:10 p.m.: The suspect finally came down from the scaffolding and was taken away in handcuffs by an ambulance. At this point, traffic is still stopped.
Update 3:35 p.m.: The suspect has been negotiating with officers, who have backed off a little. The man has climbed inside the scaffolding where he's taken a seat for now.
Original story 2:08 p.m.: Northbound traffic along the Embarcadero has stopped while officers try to cajole an assault suspect from the fifth story of a building under construction near the America's Cup building.
According to Officer Albie Esparza, about 1:25 p.m. the suspect allegedly hit and kicked two people with his skateboard before climbing three stories up the scaffolding on a building at Chestnut Street and the Embarcadero.
SF Weekly intern Coburn Palmer is at the scene and tells us the man refuses to come down and is demanding a lawyer.
Traffic on the Embarcadero from Lombard to Battery has stopped as "numerous officers" try to figure out how to get the man down.
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