August 31, 2011 9:52 pm SD Explained: City Heights and Refugees Catherine Garcia and Adrian Florido explain how City Heights has become the refugee capital of the United States.”http://www.voiceofsandiego.org/sandiego-explained/”> Get more from voiceofsandiego.org here. US & World Videos 1:06 Former Sen. Joseph Lieberman dead at 82 1:23 Majorie Taylor Greene files motion to oust Mike Johnson from House speakership 1:56 GOP responds after Schumer calls for new leadership in Israel 2:57 Nikki Haley suspends presidential campaign: ‘I have no regrets' 0:40 5 things to know about Jason Palmer