(At 36:11 and 42:42) The two congregations (by the East River and in the mosque) are in wrong format. Every rank behind the imam should be aligned, straight, continuous and extend on both sides till it reaches an obstacle (wall, column, etc.)
(at around 11 mins) When praying in congregation by the East River (at Kent Street, Brooklyn, to be exact), they're facing Southeast, whereas the Qiblah direction in NYC is towards the Northeast. (58 degrees East of geographic North, to be exact.)