Obama to end half-century standoff with Cuba trip

US President Barack Obama flew to Cuba Sunday to bury the hatchet in a more than half-century-long Cold War standoff, but the arrest of dozens of dissidents just as his plane took off underlined the delicacy of the mission. Abandoning generations of US attempts to cut Cuba from the outside world, the US president, First Lady Michelle and their two daughters left Andrews Air Force Base for the short flight to Havana, where they were spending three days. Accompanying them was the first lady's moth