Newsy's Latest Politics Roundup

The US has begun distributing the Johnson & Johnson COVID-19 vaccine, with four million doses expected this week. This vaccine, authorized for emergency use by the FDA, is the third available in the US and is unique for being a single-dose shot. It has shown 72% effectiveness in US trials, with 20 million doses anticipated by March's end. President Biden and Mexican President Lopez Obrador held a virtual meeting to discuss immigration, the pandemic, and security issues, amid rising numbers of unaccompanied children crossing the US-Mexico border. Biden has initiated a task force to reunite separated families. Viewers are encouraged to follow Newsy for more updates.

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