As Reuters notes: "The video, which was taken by a passing motorist, posted online and broadcast by local television stations, has caused an outcry from community activists who say the officer used excessive force in the arrest on Tuesday."
At least 17 people were killed in Uganda in an attack by armed gunmen on three police stations in an area of the country that had once been the focus of an Islamic insurgency.
Meanwhile, the al-Qaida-linked group al-Shabab has claimed responsibility for attacking on two coastal villages in Kenya that left at least 22 people dead. NPR's Gregory Warner, reporting from Nairobi, says the deaths in Kenya include one Russian tourist.
A Washington Postanalysis of data provided by Edward Snowden has revealed that nine out of 10 communications intercepted by the National Security Agency were from ordinary Internet users, not legally targeted foreigners. But the examination also showed that officials gleaned valuable intelligence from the wide net the agency cast.