The 2, 3, 4, 5, 6, 7, A, C, D, E, F, N, Q, Times Square Shuttle and Staten Island Railway are affected.
An 18-year-old was repeatedly stabbed in the Elder Avenue subway station Thursday, police said.
An undercover officer was stripped of his gun after the incident in a Coney Island subway station.
Molly Woodward has thousands of images from across the city on her website "Vernacular Typography."
The 1, 2, 3, 4, 5, 6, 7, A, C, D, E, F, G, J, M and S lines will have changes.
1 trains resumed operation, with delays, after being suspended between South Ferry and Times Square.
The suspect asked, "What are you looking at?" then hit a man in the Crown Heights station, police said.
Two men riding the northbound train were attacked by a group near 96th Street, police said.
The woman was pronounced dead at the scene, officials said.
The 2, 3, 4, 5, 6, 7, A, C, D, E, F, G and J lines are slated for service changes this weekend.
The suspect called the victim "stupid" and socked him, the NYPD said.
A man was hit by an F train in the Fourth Avenue station Monday morning, officials said.
The 1, 2, 3, 4, 5, 6, 7, A, D, E, F, G, N and R lines are all slated to undergo service disruptions.
A "rail condition" suspended N and Q trains between the boroughs and re-directed the R, the MTA said.
'Nightmare: New York' includes a ride on a graffiti-covered subway car.
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