Walmart announced Monday it would lower prices on thousands of products, including beef, laundry detergent, Coca-Cola, household items and other seasonal summer items. The price cuts will go into effect in stores and online, at Walmart and Sam’s Club. The price cuts include deals up to more than half off marked prices. A pound of ground beef is down from $6.74 to $5.94; corn on the cob is down $0.25 each from $0.68; a bag of red cherries is down from $11.18 to $5.63; and Coca-Cola, Diet Coke and