bob reindall makes the case that a houston refiner will come out on top. gold is no place to hide. some hedge funds feel the pain. i'm alix steel, and welcome to "bloomberg commodities edge," 30 minutes focused on the hottest commodities with the smartest voices in the business. first, let's kick it off with spot on, the analyst take on the big story. joining me is bloomberg's chief energy correspondent javier blas from london. today, our spotlight is the rout in commodities. javier, we saw extreme selloff in commodities across the board this week. zinc at a two-year low, cover copper having its worst day since last december. is it over? javier: i don't think it is over. we are beginning to see signs of economic slowdown across emerging countries. those companies are pulling global demand for commodities. it's not just about turkey. what is consuming more of the market is this slowdown in economic activity, particularly investment in china, where we saw fixed investment dropping to an increase only 5.5% year on year, the lowest since 1999. that is what is driving the prices. i don'