The food industry was rocked this week with what is set to be the largest-ever takeover in the food sector: Heinz sold to Warren Buffett's Berkshire Hathaway fund and 3G Capital for US$28bn. The horsemeat saga trundled on, with arrests in the UK, as well as the first set of industry-wide tests. Results also poured in from the likes of PepsiCo, Mondelez International and Nestle.