ZIMBABWE signed a bill into law that outlawed organised protests by healthcare workers who could now face a fine or imprisonment of up to six months. The signing by President Emmerson Mnangagwa comes after health workers were locked in a protracted fight with the government over poor salaries last year. Thousands of nurses and doctors at state-run hospitals in the southern African country went on strike last year demanding a hefty raise and wages in U.S. dollars due to a slide in the local currency and steep inflation that eroded the value of their earnings. An exodus of doctors and nurses has…