 Brant had too few men to challenge Clark, but when he intercepted messengers traveling between Clark and Lochry, he learned about Lochry's smaller group bringing up the rear.When Lochry landed to feed his men and horses, Brant launched his overwhelmingly successful ambush.Because Clark had been able to recruit only a fraction of the men he needed for his campaign, the loss of Lochry's men resulted in the cancellation of Clark's expedition.