ZIMBABWE has purchased 600,000 COVID-19 vaccine doses from China's Sinopharm, in addition to 200,000 China has donated, its information minister said yesterday, adding these were due to arrive in Zimbabwe by the start of March. Monica Mutsvangwa also said Zimbabwe was negotiating with Russia over the procurement of its Sputnik vaccines and was expecting more doses from India and COVAX. A total of 800,000 Sinopharm doses will be in the country by the start of March, Mutsvangwa said in a video posted on the information ministry's Twitter feed on Wednesday, with aircraft heading to China to collect the shots no…