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

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.

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The Tigers have a quick turnaround, as they finished up a three-game series against the Texas Rangers late Sunday night. Detroit dropped the first two games of the series with limited offense, but relied on great pitching from Tarik Skubal and company kept the Tigers from getting swept.

SportsLine's Mike McClure, a daily Fantasy pro with over $2 million in winnings, gives optimal MLB DFS lineup advice for Monday, July 21

Preview the July 21 matchup between the Atlanta Braves and San Francisco Giants with recent trends, how to watch, livestream info, and more.

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

You are curious, determined and independent. Sometimes you’re extroverted and social; at other times, you’re not. This is a year of new beginnings, adventures and major changes in your life. Keep your eyes open for new opportunities. It’s time to take action, initiative and define your goals.

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.

Live Updates Live Coverage Updates appear automatically as they are published. Stocks Drop Near the End of Trading 4:10 pm Stocks lost momentum near the end of trading with the Dow Jones closing down slightly while the Nasdaq posted the best gains among major indexes.