Federal judges are under threat as never before. A 60 MINUTES investigation found that judges who have ruled against the Trump administration have become top targets. 60 MINUTES spoke with 26 federal judges – 9 Democratic appointees and 17 Republican, both sitting and retired. As Bill Whitaker reports, the sitting judges tell 60 MINUTES they feel under siege – and fear for their safety and for the future of the country. Heather Abbott is the producer.

Shipbuilding in the United States has been decimated over the decades by shortsighted policies and neglect. Today, the U.S. builds about three large commercial cargo ships a year while China rolls out around 1,000. The Trump administration has called this a national security crisis and is making it a priority to revive the American shipbuilding industry. One solution comes from our ally, South Korea. Hanwha, the Korean ship-making giant, is hoping to help resurrect the industry in the U.S. by buying and reviving the Philadelphia shipyard. Correspondent Lesley Stahl reports from Hanwha’s shipyards in Korea and Philadelphia. Shachar Bar-On and Jinsol Jung are the producers.

Progress in treating diseases of aging like Alzheimer's and other forms of dementia has been difficult. A new research project finds dogs could help change that. Scientists are discovering the biology of aging in our canine companions has striking parallels to human aging. Our dogs develop many of the same diseases we do and have remarkably similar brain structures. Correspondent Anderson Cooper reports on the Dog Aging Project, a community initiative collecting data on more than 50,000 dogs across the country in hopes of revealing pathways to help humans and our four-legged friends live longer, healthier lives. Denise Schrier Cetta is the producer.