CLEAN : Biden in Poland to 'reassure allies' over Crimea

The transcript discusses the reaffirmation of NATO's Article 5 commitment by the US, emphasizing the importance of collective self-defense. It highlights plans for increased military cooperation, including rotating US forces in the Baltic region for exercises and training. The speaker stresses the need for a robust response to the European crisis, underscoring the vital role of US presence in Europe for NATO's credibility and the importance of shared values.

In what way does the speaker suggest that the response to the crisis in Europe should be framed?

What does the speaker believe is vital for the credibility of NATO?