Security experts are warning they've detected new versions of the malicious software that infected computer systems around the world on Friday. The so-called "ransomware" attack locks owners out of infected computers, which display a message saying they won't be able to use their PCs again unless they $300. The President of China has opened a two day summit of global political leaders with a hundred-billion dollar plan to transform world trade. The One Belt, One Road initiative is a project to bring the ancient silk-road trading routes between China and the rest of the world into the twenty-first century. And a recent report by the London Stock Exchange identified nearly 350 of the fastest-growing and most dynamic private businesses across Africa and found that some 12% of the companies it surveyed were led by female CEOs. That, it said, was three times the average for companies across Africa.