Holding that the Associated Press's not-for-profit newsgathering activities "amount[ed] to commercial intercourse . . . within the meaning of the Constitution" because it "involve[d] the constant use of channels of interstate . . . communication"
In Santa Cruz Fruit Packing Co. v. National Labor Relations Board, 303 U.S. 453, 58 S.Ct. 656, 82 L.Ed. 954, the employer was engaged in California in the business of canning and packing fruit and vegetables, and 37% of its pack was, by the employer, shipped out of California and sold in other States and foreign countries.