Dan Finnan:
Journalists wait for Obama's arrival
Dan Finnan:
Military helicopter hovers above the University of Johannesburg Soweto campus
Dan Finnan:
"Obama jets in"
Dan Finnan:
Obama's motorcade arrives at the University of Johannesburg Soweto campus
Dan Finnan:
Police with shotguns chasing away anti-Obama protesters
Dan Finnan:
South African anti-Obama protesters arguing with police