 Mostly cloudy skies tonight, a few showers and thunderstorms developing, the low 64 to 68. A Tennessee tech professor says he hopes more awareness of update testing comes from today's worldwide computer failure. Cybersecurity Center Associate Director Eric Brown says the IT outages are due to an update from CrowdStrike, a cloud-based cybersecurity company. Eight units at Highlands Residential's Hickory Valley Apartments are having issues getting air conditioning to the second floor.