Supporters of presidential hopeful Hazem Salah Abou-Ismail arrived in Tahrir Square early on Tuesday calling for Islamic rule ahead of a planned million-man protest Al Ahram reported
The Salafist candidate's followers chanted "Islamic, Islamic," breaking the Tahrir demonstrators' rule against religious slogans or chants.
The Tahrir demonstrators have banned political figures and religious currents from entering the square.