i am maryam nemazee in london. you are w watching "al jazeera."ussia says it has approved the world's first c coronavirusus vaccine but there is concern over how quickly it hahas been developeped. belarus opposition leader -- as theefuge in lithuania government is accused of disproportionate violence against protesters. newspaper editor released on bail after his arrest under a controversial security law. with grief, rage, and thousand for justice, people in beirut marked one week since the catastrophic explosion shattered their city. near thethered side of the blast to hold a vigil. ♪ maryam: survivors held a moment of silence for the more than 200 people killed and read the victims names allowed. people also walked through some of beirut's worst hit neighborhoods, marching towards the parliament. the blast injured to thousands of people and left hundreds of thousands homeless. ther has spilled out onto streets as clashes between protesters and security forces continue for a second day. demonstrators have set fires and thrown stones at parliament