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US News reports state lawmakers cast an important vote allowing retail marijuana sales, signaling strong support for enacting a law change approved by voters, but has been held up by politics.

Maine regulators can move ahead on plans to provide fewer credits for new buyers of solar panels. A House vote killed a bill aiming to lessen the impact of the Maine PUC's proposal to scale back compensation for new solar panel owners according to US News.

Facebook CEO Mark Zuckerberg tells Congress company didn't do enough to prevent harm. (Key moments from the BBC)

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