January 30, 2013 -- Updated 1156 GMT (1956 HKT) January 30, 2013 -- Updated 0159 GMT (0959 HKT) A man in the burning Brazilian nightclub carried Pamella Vedovotto out of the fire. Then he went back inside the club and never returned. January 30, 2013 -- Updated 1040 GMT (1840 HKT) Complaining on social networks about being sick might annoy your friends and followers, but it can be useful for tools that track the spread of illnesses. January 30, 2013 -- Updated 1242 GMT (2042 HKT) It took 13 hours and 16 surgeons. The infantryman who lost all four limbs in a 2009 explosion in Iraq, may regain use of his arms. January 30, 2013 -- Updated 1256 GMT (2056 HKT) How do you protect some of the world's rarest large mammals from rampant poaching in an area about six times the size of Manhattan?