Visa (NYSE:V) and MasterCard (NYSE:MA) are often cited as examples of companies that have enviable competitive positions. The two companies yield market share dominance in multiple countries and consistently produce high returns on capital. However, the recent turmoil between the U.S. and Russia have investors wondering if the two companies are in trouble.

In the following video, Motley Fool analysts David Hanson and Matt Koppenheffer discuss the possible implications of the sanctions for Visa and MasterCard and why investors should pay attention to these developments.

Your Visa and MasterCard plastic may soon be completely worthless
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David Hanson has no position in any stocks mentioned. Matt Koppenheffer has no position in any stocks mentioned. The Motley Fool recommends MasterCard and Visa. The Motley Fool owns shares of MasterCard and Visa. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.