Author: Josh Funk, Associated Press

Berkshire Hathaway’s annual meeting in, Omaha, Nebraska, fills with investors eager to learn how Warren Buffett built his fortune.

Berkshire Hathaway investors come to the annual meeting to learn from Warren Buffett. But they worry how much longer the 88-year-old will be in place.

Warren Buffett’s Berkshire Hathaway posted a nearly $23 billion jump in first-quarter results because of a swing in the paper value of investments.