A metal pole hit two Big Bus Tours supervisors in Times Square, witnesses said.
Police don't know who organized the gathering.
Carmen Quinones, who fractured her skull in the Harlem explosion, met the responders who saved her.
Maintenance crews cleaned up the spill site Wednesday afternoon, but delays remain, officials said.
No one was injured when the debris plummeted onto Amsterdam Avenue Tuesday morning, officials said.
The Department of Sanitation said cleanup will continue "until further notice."
Several cars on W. 22nd St. have not moved since Sandy, leaving the street without cleaning for weeks.
A plan to burn Sandy debris has some environmental groups up in arms.
A truck smashed into a guardrail at Grand Central Terminal on Tuesday afternoon.
Richard Schwartz, 61, was crushed by scaffolding or debris after lightning hit a church steeple.
A woman was injured after workers dismantled scaffolding at West 23rd Street.
Elderly residents say renovations at the Buckingham hotel are making them sick.
Falling debris from a construction site at Church and Cortlandt streets injured two on Tuesday afternoon.
The woman was rushed to the hospital with head injuries.
No injuries were reported after falling bricks from 40 West 38th St. forced firefighters to close off the block.
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