According to our Wireless Device Strategies (WDS) service, LG's worldwide mobile phone shipments, revenues, profits and pricing all rose faster than the industry averages during the first quarter of 2013. Due to an improved 4G handset portfolio, LG is on the comeback trail. Operators and consumers are re-warming to LG. However, there are challenges. The US and China -- the world’s two most important markets -- remain major problem-children for the South Korean vendor. More analysis can be downloaded by clients here.