Apple has reclaimed the title of the world’s most valuable company after its market valuation moved ahead of Nvidia. The shift comes as Apple pushes growth plans while Nvidia shares fell following market concerns.

The Nasdaq and S&P 500 dropped after Chinese AI company Moonshot AI announced a new open-source model that intensified concerns about competition in the artificial intelligence industry. Tech stocks and chipmakers declined as investors questioned future AI spending growth.

Chinook salmon fishing has reopened on the Sacramento River for the first time in three years after restoration efforts helped improve salmon populations. Conservation groups and state officials say habitat projects are helping bring the iconic fish species back.