BRUSSELS, April 18, 2020 (Xinhua) -- Citizens queue to enter a supermarket while keeping a certain distance in Brussels, Belgium, April 14, 2020. One month has passed since Belgium took lockdown measures to contain the spread of novel coronavirus on March 18. Belgian Prime Minister Sophie Wilmes announced on April 15 an extension of lockdown until May 3. (Xinhua/Zhang Cheng/IANS)