Political ideology and feelings about the Bush administration aside, history is likely to show that the surge in Iraq was a success — at least militarily... Remember, too, that the first six months of the surge, from January to early July 2007, were some of the war's toughest months. Into this complicated global stew, David Finkel, a Pulitzer Prize-winning Washington Post reporter, has gone micro to look at a group of soldiers brought into the surge to serve a 15-month deployment. Finkel's often lyrical book, "The Good Soldiers," follows a U.S. Army battalion, the 2-16, nicknamed the Rangers, from tearful...