What causes a total solar eclipse?

What happens during the solar eclipse? FOX 4's Dan Henry explains and shows some other objects you will be able to see in the sky on April 8.

Solar eclipse expected to impact the Texas power grid

On April 8, the moon will block the sun and the sky over Texas will be dark. The organization that manages the state's power grid is taking steps to make sure it can withstand a significant drop in solar power generation.