CAPE TOWN, South Africa (AP) Ben Stokes unleashed one of cricket’s most destructive innings for his 258 as England racked up 629-6 declared in a morale-crushing day for South Africa in the second test on Sunday. Stokes powered to the second-fastest double century in tests in an astonishing display of dominance over the struggling but still top-ranked Proteas, propelling England from 317-5 overnight to its huge first-innings total in less than 40 overs of power hitting on the second day at Newlands. ”I’m probably not going to play like this ever again in my life,” the 24-year-old Stokes said. Stokes and Jonny Bairstow, who was 150 not out, had a record partnership of 399, with Stokes claiming the fastest 250 in test cricket before he was run out. Their partnership was the best for the sixth wicket in tests and England’s second best for any wicket. South Africa, staring at a big defeat and a 2-0 series deficit, was fighting at 141-2 at stumps, still 488 behind. England had removed both openers: Stiaan van Zyl to a run out and Dean Elgar for 44 to give Stokes a wicket to go with his brilliant contribution with the bat. Captain Hashim…