The use of torture was not restricted to Muslims, French FLN sympathisers were also picked up and subjected to it. Maurice Audin a Communist university professor was arrested by the paras on 11 June on suspicion of harboring and aiding FLN operatives, Henri Alleg the Communist editor of Alger républicain was arrested by the Paras at Audin's apartment the following day and was told by Audin that he had been tortured, Audin was never seen again and it is believed that he either died while being interrogated or was summarily executed.
On 3 June Yacef's forces planted bombs in street lamps at bus stops in the centre of Algiers, the explosions killed eight and wounded 90, a mix of French and Muslims., the explosions killed eight and wounded 90, a mix of French and Muslims.
On 9 June a bomb exploded at the Casino on the outskirts of Algiers killing nine and injuring 85. Following the burial of the dead from the casino, the Pied-Noirs started a ratonnade that resulted in five Muslims dead and more than 50 injured. As a result of this upturn in violence the 10e DP was again deployed to Algiers.