Authorities

• 3 hikers found dead during search and rescue effort in California, authorities say - Rescue crews found two of the hikers by chance during a search for the third.
• Authorities seek motive in Brown University and MIT professor shootings - Authorities are seeking motive after the man responsible for the deadly shooting at Brown University and the murder of an MIT professor was found dead in a New Hampshire storage unit on Thursday.
• A list of mass killings in the United States this year - The latest mass killing in the United States occurred Saturday night when three children ages 8, 9 and 14, and a 21-year-old adult were killed in a shooting at a child’s birthday party in California. This is the country’s 17th mass killing
• Hong Kong authorities say netting on buildings that caught fire did not meet code - Hong Kong officials said Monday that the protective netting that covered scaffolding around buildings that caught on fire last week in a massive blaze did not meet codes for fire resistance, as a wave of public sympathy and support was met