1. President Obama had a quick chat and shook hands with Cuban President Raul Castro at the memorial service for former South African President Nelson Mandela.
The moment came just before Obama delivered a eulogy for Mandela in a Johannesburg stadium.
2. It appeared to be a friendly exchange.
Obama was cheered into the stadium and made conciliatory gestures toward other world leaders, including Brazil’s Dilma Rousseff, who has clashed with the U.S. president over alleged National Security Agency spying.