Obama gives Trump sharp rebuke in Mandela address on values

JOHANNESBURG (AP) — Former U.S. President Barack Obama on Tuesday took aim at "strongman politics" in his highest-profile speech since leaving office, urging people around the world to respect human rights and other values now under threat in an impassioned address marking the 100th anniversary of anti-apartheid leader Nelson Mandela's birth.While not mentioning his successor, President Donald Trump, by name, Obama's speech in South Africa countered many of Trump's policies, rallying peopl