A newly engaged Yale graduate student is gunned down by an unknown attacker after a fender bender. Was it extreme road rage or was he targeted? "48 Hours" correspondent Anne-Marie Green reports.

As Southern California prepares for a rainy weekend, Los Angeles County Public Works says it is working with state and local agencies to protect against potential mud and debris flows following recent deadly wildfires.

Trump fires more than a dozen inspectors general, including those he personally appointed; How much money is a U.S. president's signature worth?

When Kevin Jiang was killed on Feb. 6, 2021, no one had any idea why he may have been targeted. But detectives would soon discover that someone had a secret plot to kill him.

Kevin Jiang, 26, a Yale graduate student and former Army National Guardsman, was gunned down in New Haven, Connecticut. What appeared to be a road rage incident soon unraveled into a story of obsession and premeditation.

When Kevin Jiang was killed on Feb. 6, 2021, no one had any idea why he may have been targeted. But detectives would soon discover that someone had a secret plot to kill him.

Kevin Jiang, 26, a Yale graduate student and former Army National Guardsman, was gunned down in New Haven, Connecticut. What appeared to be a road rage incident soon unraveled into a story of obsession and premeditation.

About 42% of U.S. farm workers are undocumented, and Trump's plan to deport millions of migrants could uproot the industry's workforce.

South Dakota governor Kristi Noem has been confirmed as the Secretary of Homeland Security.

There's a huge market for signatures of former U.S. presidents like George Washington, Abraham Lincoln, Thomas Jefferson and Theodore Roosevelt. Barry Petersen spoke with a collector about the price of American history.