As the world reels from the terrorists attacks on New York and Washington on 11 September, those vested with control of the US' food supply have been discussing ways to bolster federal standards against the threat of "agro-terrorism". Experts have warned that crops, livestock, food and beverages are all open to sabotage by terrorists, and are urging food companies, supermarkets and restaurants to bolster their security systems in light of last month's attacks.