This story in US News is by Reuters:

Police and gendarmes in Cameroon used tear gas and water cannon to disperse protesters calling for an end to President Paul Biya’s near 40-year rule in the commercial hub of Douala on Tuesday, Reuters witnesses said.

The protest was called by Biya’s rival Maurice Kamto of the Cameroon Renaissance Movement party, who hopes to spark a popular revolt, the likes of which have been seen in other African nations such as Mali and Burkina Faso.

Security forces have in recent days packed the streets of Cameroon’s largest cities, including the capital Yaounde, in anticipation of the planned demonstrations, raising concerns among residents of a return to the kind of violent crackdowns that have met protests in recent years.

Read the full article here.