Israel turned up the pressure on Palestinian militants to release a captive soldier Wednesday, sending its warplanes to bomb a Hamas training camp after knocking out electricity and water supplies for most of the 1.3 million residents of the Gaza Strip. The Hamas-led Palestinian government called for a prisoner swap with Israel, saying the Gaza offensive would not secure the soldier's release. Hamas-affiliated militants holding the hostage previously made that demand, but this was the first time the government did. Tensions escalated Wednesday evening as the military fired artillery near Gaza City - the first time Israel has targeted that...