After shooting the dog, they see the doctor's ID card attached to it. Roger, who is a higher-up within Umbrella, reveals to the others that the true purpose of their mission was not to rescue Dr. Cameron, but to collect her research data regarding a new virus capable of regenerating genes.
Following the dog's death, they find the doctor's identification card. Roger, an influential figure within Umbrella, explains that their objective wasn't to save Dr. Cameron but to collect her research on a gene-regenerating virus.