Early Friday, it was widely, incorrectly reported that Israeli ground forces had advanced into Gaza. Some observers blame the confusion on a military ploy to lure militants into the tunnels under Gaza. More than 150 Israeli jets went on to intensely bombard the tunnel system, known as "the metro." "The IDF makes Hamas think that a ground operation is beginning, which causes the organization to bring in all its fighters, including the Nahba, the special force of Hamas, to go down into the tunnels and prepare for combat," Dvori wrote. "Then for 35 minutes, 160 planes hover over Gaza and...