AC systems

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As practically everybody in North Texas knows, Friday nights in the late summer and fall mean high school football teams squaring off to claim victories and bragging rights. They also mean heat, occasional lightning and the need for quick decisions about weather safety....

Washington, D.C.-based defense startup Covenant just emerged from stealth mode with the grand opening of a missile factory in Grand Prairie and $250 million in venture capital.

Covenant’s 105,000-square-foot North Texas facility makes a new heavy-payload, long-range cruise missile called Anthem....