An Operation Smile volunteer reverses an oxygen mask so a child with a cleft condition can blow a bubble for the first time in Guadalajara, Mexico. (Operation Smile Photos)
Photo credit: Photo by Isabella and Zsa Fischer on Unsplash, Marcus Ng on Unsplash, Sarah Brown on Unsplash – <a href="https://unsplash.com/@twinsfisch?utm_source=unsplash&utm_medium=referral&utm_content=creditCopyText">Isabella and Zsa Fischer</a> , <a href="https://unsplash.com/@marcusxsnapz?utm_source=unsplash&utm_medium=referral&utm_content=creditCopyText">Marcus Ng</a>, <a href="https://unsplash.com/@sweetpagesco?utm_source=unsplash&utm_medium=referral&utm_content=creditCopyText">Sarah Brown</a>