Biden imposes sanctions on company behind Nord Stream 2 gas pipeline – as it happened

• President says US will not hesitate to take further steps'
• Pelosi says Putin a tyrant' for moving troops into eastern Ukraine
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House speaker Nancy Pelosi is now holding a press conference on Capitol Hill, after attending the Munich Security Conference last week.

Pelosi attacked Russian President Vladimir Putin for recognizing the two self-proclaimed republics in east Ukraine and ordering troops into the region, repeatedly describing him as a tyrant".