In this scene Cassio Is walking and Roderigo comes out and stab him but Cassio is protected by armor. Cassio then stabs Roderigo and Iago comes from behind and stabs Cassio in the legs.
In this scene Othello confronts Desdemona and then Strangles her.
In this scene the characters see that Desdemona is dead, Emilia tells Iago's evil plans and Iago kills her. Cassio is positioned as Governor of Cypurs and Othello stabs Iago but only wounds and stabs himself and dies.