London / Bloomberg A weekly letter from Tesco Plc’s U.K. chief executive officer, posted in break rooms of the retailer’s 3,500 domestic stores, praises employees who go out of their way for customers. Recent examples include everything from fixing a motorist’s flat tire to collecting corporate memorabilia for a fan. During its rise to the top of British grocery …

  The Hague / AFP Nameless migrants laid to rest in unmarked scrubland, murder victims dumped in mass graves, desperate searches for the missing after natural disasters. Around the world, millions of families wait in vain to bury their dead. “You cannot close the book on the life of a loved one if you do not know the truth, or …

  San Francisco / AFP In a Silicon Valley culture known for brilliant ideas boiling up in coffee shops, Gaurav Chawla is pouring his heart into chai. Chawla was on a break from his job as an engineering manager at San Francisco-based cloud-computing star Salesforce when he began lamenting how tough it was to find a cup of chai as …