Australian police are thanking some brave bystanders who helped end a deadly stabbing spree. A man is accused of stabbing at least two people and trying to stab others in Sydney’s financial district overnight. One woman is dead. Police have not determined a motive for the attack, but they say the suspect has a history of mental illness. Network 10’s Lachlan Kennedy reports. Source

Authorities in Dayton, Ohio, showed new video of the gunman who killed nine and injured 27 others. They said the gunman managed to shoot 26 people in 32 seconds. Source

Pet owners across the country are being warned about a potentially deadly toxic algae. Three dogs in North Carolina died last week after swimming in a pond that had blooms of blue-green algae. Anna Werner reports. Source

Police showed videos Tuesday that helped track the gunman’s two hours in the Oregon district before he began shooting Source

The Philadelphia Orchestra has canceled an invitation to have opera legend Plácido Domingo appear at its opening-night concert. This follows an Associated Press report that 9 women have accused Domingo of trying to pressure them into sexual relationships by dangling jobs and sometimes punishing them professionally if they refused. Domingo says the claims are inaccurate. CBS News’ Hilary Lane reports. Source

“ICE Air” is flying people living in the U.S. illegally out of the country, as the Trump administration steps up deportation efforts. Washington Post immigration reporter Nick Miroff was aboard a recent flight to Guatemala, and he joined CBSN to discuss his reporting. Source

The announcement comes as the Department of Justice’s inspector general and the FBI look into Epstein’s apparent suicide Source

Hong Kong shut down flights at the international airport for a second straight day over anti-government demonstrations. BuzzFeed Asia correspondent Rosalind Adams talked with CBSN about how China is reacting to these protests. Source

Smokers usually don’t develop lung cancer until their older adult years – how are teens getting lung damage from vapes already? Source

Once married, then divorced, now to be reunited: The two hope bigger will be better second time around as other media giants consolidate Source