Did a secret obsession lead an MIT "genius" to mastermind the murder of a Yale grad student?
CBSN
It was a cold night in February 2021 when lead detective David Zaweski and his colleague Steven Cunningham arrived at the crime scene.
Det. David Zaweski: The patrol officers had already been out there canvassing the area. They were knocking on doors looking for anyone that might've seen anything or heard anything.
Det. David Zaweski: The crime scene detectives were starting to locate all the, uh, shell casings.

We share our planet with maybe 10 million species of plants, animals, birds, fish, fungi and bugs. And to help identify them, millions of people are using a free phone app. "Currently we have about six million people using the platform every month," said Scott Loarie, the executive director of iNaturalist, a nonprofit.

At ski resorts across the West this winter, viral images showed chairlifts idling over brown terrain in places normally renowned for their frosty appeal. Iconic mountain towns like Aspen, Colorado, and Park City, Utah, were seen with shockingly bare slopes, as the region endured a historic snow drought that experts warn could bring water shortages and wildfires in the months ahead. In:











