Earth's shadow has two main regions: the outer shadow, called the penumbra, and the inner shadow, known as the umbra. The penumbra causes faint dimming that can be hard to notice. But the umbra is much darker. As it sweeps over the moon, the eclipse becomes obvious and the darkened portion spreads until the entire moon is covered.
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“Flock is able to configure our system so that it can align with any community or any state’s local laws and local values,” the spokesperson said, referencing the company’s work in San Francisco and Oakland, Calif., in which the two cities have regulation preventing license-plate readers from working with immigration enforcement—something with which Flock was already aligned. “We’ve actually hard-coded guardrails that prevent that. So we have a filter that would block any immigration related searches that is automatically applied across California.”