President-elect Donald Trump on Saturday announced one of his former policy advisers, Brooke Rollins, as his pick for secretary of the Department of Agriculture.

The sprawling U.S. Department of Agriculture controls policies, regulations and aid programs related to farming, forestry, ranching, food quality and nutrition.

President-elect Donald Trump is expected to select Brooke Rollins, a former Trump administration policy adviser, to lead the Agriculture Department, according to people familiar with the matter. Rollins is the president of the America First Policy Institute,