With the help of a wheelchair, Sansan, whose rear legs were broken in a road accident in September 2011, walks along in Chongqing, Feb 22, 2012. Sansan was a stray dog, but was adopted by a local woman, Zeng Ying, after the accident. [Photo/CFP]

Raindrops are seen in front of an Apple logo outside an Apple store in Shanghai February 22, 2012. A Shanghai court began hearing on Wednesday a case brought by a Chinese technology firm seeking to halt the sale of Apple Inc's iPads across the affluent Chinese city, accusing the US firm of trademark infringement. [Photo/Agencies]