A concession by Brazilian authorities isn't enough to end protests.
Egyptians protested against police abuse four years ago but not much has changed. Indeed, the brutality and abuse have only gotten worse, as Farid Farid reports from Cairo.
Environmentalists gained access to a runway at London's Heathrow Airport to protest its possible expansion. Police arrested six protesters, some flights were cancelled.
Since the start of this year in Guatemala, nine activists opposing megaprojects have been killed, a recent report says. Green activists in Latin America and Asia continue to pay for resistance with their lives.
The president of Armenia has announced a delay in electricity price rises in an effort to end days of street protests over the hikes. Demonstrators are to decide what to do on Sunday evening.