Investigators say the stabbing was the result of an apparent turf dispute between people selling items in the Times Square area, and multiple people were taken into custody.

Heidi Gutman/ABC News David Muir ... from all over the world on the major stories of our time with global dispatches from Afghanistan, Iraq, Iran, Ukraine, Tahrir Square, Mogadishu, Gaza ...

Top of the Ticker: ABC News' overnight and early morning programs World News Now and Good Morning America First Look have made the move to their new space at 7 Hudson Square, per NewsCast Studio.