Mitchell Johnson revived his Test career and sparked Australia's Ashes hopes into life with a brutal six-wicket haul on the second day at the WACA as England subsided to 187 all out. Johnson claimed four during the morning session and returned to mop up the tail as the visitors lost all ten wickets for 109 following a solid opening partnership. He was well supported by Ryan Harris, who claimed three key victims, but this was the Johnson show.His hours in the nets since being dropped have clearly worked and he also rode on the confidence of his batting effort to produce a wonderful spell of 9-3-20-4 which included a spell of three wickets in 12 balls to crash through England's previously formidable top order. Harris's performance was also important, as he removed the key scalps of Andrew Strauss...