The rollout of the technology comes after seven people drowned at the city’s public beaches last summer, the most since 2019.

Endurance swimmer and ocean advocate Lewis Pugh joins Morning Joe to discuss his 12-day, 62-mile swim around Martha's Vineyard to raise awareness around sharks.

This unique footage shows what it's like to swim with hundreds of hammerhead sharks. The video shows the waters off the coast of Japan saturated with sharks. The amazing footage was taken by Lorien ...