Shark Week opens with “Great White Sex Battle.” Watch three consecutive premieres starting at 8 p.m. ET on Discovery.

A new wildfire was reported today at 1:03 p.m. in Marin County, California. Boot Fire has been burning on state land. At this time, there are no details on the containment or cause of the fire.

This list of activities, concerts, sporting and cultural events, food festivals, theater performances and more is curated weekly by staff of The San Diego Union-Tribune.

Baseball legend CC Sabathia turns 45 and actor Chrishell Stause turns 44, among the famous birthdays for July 21.

July 22: At the Last Dance South Region Elite Eight in Lakewood, St. Joseph beat Williamstown, 11-1, in a game stopped after the sixth inning because of the 10-run rule at FirstEnergy Park, home of the Philadelphia Phillies Class A affiliate Lakewood Blue Claws.

Here’s what else you need to know to get up to speed and on with your day. This summer has been defined by a tragic surge in deadly flash floods across the US, underscoring the escalating volatility of our warming world.

Top CD rates today. The best CD yield from a national bank is Northern Bank Direct, with a 4.45% APY on a nine-month CD with a $500 minimum deposit requirement. The best local ban

Tate (Leo Howard) got to be Holly’s hero on Monday. He broke down a door to get to her and proceeded to have a sweet reunion with his girlfriend. Unfortunately, it wasn’t in time for some damage to be done. Ari (Marissa Reyes) attempted to get her and Holly (Ashley Puzemis) out of this mess when she climbed into a vent looking for a way to escape.