Protester falls down as they scuffle with riot policemen.
Protesters spend peaceful night singing as they blocked streets in Hong Kong.
Student activists sleep on a road near the government headquarters
Policemen use pepper spray to young pro democracy activists
Water cannons shot on Pro democracy activists
Protesters shout slogans outside a flag raising ceremony
Protesters show of civil disobedience to push demands for genuine democratic reforms
Protester falls down as they scuffle with riot policemen
A student protester stands behind a makeshift barrier blocking main streets in the central business district of Hong Kong