 Complete the following phrase:  Notwithstanding Logans battlefield success that day, Sherman chose West Pointer Maj. Gen. Oliver O. Howard, imported from a corps command in Thomass army, to become the new commander of the Army of the Tennessee. Thereafter, Sherman refocused his efforts west of Atlanta, now swinging the Army of the Tennessee around to his right flank. This led to the Battle of Ezra Church on July 28, where Howard repulsed Hoods third attack in nine days with ease. However, Sherman also suffered setbacks in cavalry operations at this juncture, and for a month his campaign became more static. He finally broke the impasse in late August, essentially abandoning his positions north and east of Atlanta, and wheeling the Army of the Tennessee well south of Atlanta to attack Hoods last rail communications. On August 31, Howards army repulsed a final Confederate attack in the first day of the 