A U.S missile strike on Saturday reportedly killed at least 40 jihadists. The attack is said to have targeted a meeting of jihadist leaders in the province of Idlib. Holly Williams reports from Idlib. Source

The Joshua Tree has been called the symbol of the American desert. But after thriving there for thousands of years, scientists now say time may be running out for a national treasure. In our series Eye on Earth, Jamie Yuccas has more on the endangered Joshua Tree. Source

Masked protesters took to the street in Hong Kong on Saturday in what some are calling the most intense fighting of the summer-long battle. Protesters set fires and threw gas bombs at police, who not only fought back, but used undercover officers to make arrests. Ramy Inocencio reports. Source

With Hurricane Dorian’s path so unpredictable, Florida, South Carolina and parts of Georgia have all declared states of emergency ahead of the storm. Along Florida’s east coast, people are busy boarding up hoping for the best, anticipating the worst. Mireya Villarreal reports. Source

A new round of tariffs goes into effect at midnight. There will be a 15 percent tariff on $112 billion of Chinese goods. Consumers can expect to feel the impact on everything from milk to diapers to sports equipment. The nation’s largest bank, J.P. Morgan Chase, says it could cost the average American $1,000 a year. John Blackstone reports. Source

Ginsburg recently completed radiation therapy for a cancerous tumor on her pancreas Source

More than 3 million people live in this corner of Syria and after eight years of civil war, many have nowhere left to run Source

Hurricane Dorian is gaining strength in the Atlantic — and becoming a growing threat for millions of Americans. Dorian is expected to devastate the Bahamas on Sunday, before setting off on an unpredictable path toward the southeastern U.S. Meteorologist Jeff Berardelli has the latest forecast Source

Authorities in Midland, Texas, are responding to an active shooter incidents, with at least 20 victims. The shooting appears to have begun in Midland. The suspect, possibly two, then drove to Odessa, randomly shooting at people on the street from a stolen mail truck. Source

Here’s a look at the top stories making headlines on the “CBS Weekend News with Reena Ninan.” Source