Lindbergh

** (out of four)   Clint Eastwood knows a great deal about many subjects: grumbling, the West, gunfire, stubble.   Then there are topics, recent years have proven, about which Mr. Eastwood has fewer insightful thoughts: kidnapping, apartheid, the afterlife, “Jersey Shore.” (Well, the latter is an assumption, pending production of Eastwood's revenge saga “Fist Pump.”)   Now, with “J. Edgar,” the sometimes-great director (most recently: “Letters From Iwo Jima”)

** (out of four)   Clint Eastwood knows a great deal about many subjects: grumbling, the West, gunfire, stubble.   Then there are topics, recent years have proven, about which Mr. Eastwood has fewer insightful thoughts: kidnapping, apartheid, the afterlife, “Jersey Shore.” (Well, the latter is an assumption, pending production of Eastwood's revenge saga “Fist Pump.”)   Now, with “J. Edgar,” the sometimes-great director (most recently: “Letters From Iwo Jima”)