Variant fueling COVID-19 crisis in India raises concern in neighboring countries

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Scientists believe a fast-moving COVID-19 mutation is fueling the crippling crisis in India. Neighboring countries are now bracing for the variant's potential spread. Abhijit Banerjee, a professor at the Massachusetts Institute of Technology and co-winner of the Nobel Memorial Prize in Economics, joins CBSN's Lana Zak with his analysis.