World’s largest wildlife crossing reaches critical milestone. Now what?

LOS ANGELES — Monday was momentous for the Wallis Annenberg Wildlife Crossing although it still looked like a bridge to nowhere from the 101 Freeway, where more than 300,000 vehicles stream endlessly every day. Nearly three years after the project began, the critical milestone was visible only to the government officials, scientists and longtime supporters who climbed to the top: soil. And not …