Free fall after the frolics

What is it about Durham and Twenty20? Last year they went into the competition as promotion favourites on the back of five Championship wins. The second half of the season yielded only a single win as they staggered over the finishing line. The pattern was repeated this year. There was little talk of relegation after three wins in the first eight games but again they went into free fall, with one win and four defeats after Twenty20. They escaped the drop by half a point