More than 1,100 businesses from across the country pitched their products made, grown or assembled in the U.S. to Walmart and Sam’s Club merchants at Walmart’s ninth annual Open Call. Preliminary results indicate that more than 330 of those pitches resulted in a deal for businesses to sell their items to Walmart customers through placement on Walmart or Sam’s Club shelves, online at Walmart.com or on Walmart’s Marketplace. Additionally, business owners of more than 280 products are continuing conversations with merchants for potential deals in the future. …