Analysis of Moscow concert venue terrorist attack suggests Russian President allowed it to boost support for war in Ukraine and suppress opposition, raising questions about Kremlin's response and implications for Putin's leadership.
President Putin affected by Moscow concert hall massacre, suspects identified.
Ukrainian President alerts about possible Russian offensive and seeks military assistance.
Putin's response to terror attack in Moscow suggests a departure from democratic values.
Russian authorities identify Tajikistan men as suspects in terror attack, sparking xenophobia and raising concerns for migrant worker safety.
Putin warns Western air bases with F-16s in Ukraine will be targets for Russian forces amid escalating conflict.