Wednesday, 28 September 2011, 4:30 a.m. CDT Don't miss Mickey Cargile as he makes a guest appearance on CNBC's Worldwide Exchange on September 28, 4:30 a.m. CDT. Worldwide Exchange, CNBC’s global business program, provides in-depth coverage on the business issues that impact global investors. Each weekday Ross Westgate in London and Christine Tan in Singapore, together with reporters from CNBC's Global Headquarters in the United States, consider the regional business stories that have global significance. Mickey Cargile will be joining Worldwide Exchange to lend his commentary on the latest financial news.