1. Russia begins nuclear drills in an apparent warning to West over Ukraine  The Associated Press
2. Putin starts tactical nuke drills near Ukraine  POLITICO Europe
3. Putin orders nuclear weapons drill as Ukraine ‘inflicts maximum casualties’ – latest  The Independent
4. Russia starts ‘tactical nuclear drills’ near Ukraine border  Al Jazeera English
5. Russia begins tactical nuclear weapon drills near Ukraine border  The Guardian

Source: Google Finance – Market News