Major General Mohamed al-Sharqawy, head of Giza investigations department, said Haddad was arrested at his mother’s house in Boulaq al-Dakrour.
Haddad did not resist, Sharqawy added. A laptop found with him was seized for checks.
According to Sharqawy, Hadded stands accused of inciting violence.
Edited translation from Al-Masry Al-Youm