'Captain America' Chris Evans reaches out to 6-year-old boy who saved sister from dog attack

Bridger Walker required around 90 stitches after the dog bit his face and head. Photo: Nicole Noel Walker/Instagram

Six-year-old Bridger Walker, who was mauled after shielding his four-year-old sister from a charging dog earlier this month, has caught the attention of celebrities, including Captain America himself.

Three days after the incident on July 9, the boy's aunt, Nicole Walker, shared the incident on Instagram. She tagged several Avengers stars and wrote: "I'm reaching out to the Avengers and other heroes so that they can learn about this latest addition to their ranks.