A member of “Laughter Doctors of Ciudad Juarez” performs at a children's hospital in Ciudad Juarez March 11, 2015. Through clown performances, music and interactive activities, the group of doctors visit different hospitals throughout the border city, using laughter to help aid the recovery of young and elderly patients suffering from serious illness or injury, as well as provide hope for the hospitalized patients and their families, local media reported. (Photo by Jose Luis Gonzalez/Reuters)

Members of “Laughter Doctors of Ciudad Juarez” get ready before performing at a children's hospital in Ciudad Juarez March 11, 2015. (Photo by Jose Luis Gonzalez/Reuters)

Members of “Laughter Doctors of Ciudad Juarez” perform at a children's hospital in Ciudad Juarez March 11, 2015. (Photo by Jose Luis Gonzalez/Reuters)

A baby grabs the finger of a member of “Laughter Doctors of Ciudad Juarez” as she performs at a children's hospital in Ciudad Juarez March 11, 2015. (Photo by Jose Luis Gonzalez/Reuters)

A member of “Laughter Doctors of Ciudad Juarez” performs at a children's hospital in Ciudad Juarez March 11, 2015. (Photo by Jose Luis Gonzalez/Reuters)

A member of “Laughter Doctors of Ciudad Juarez” performs at a children's hospital in Ciudad Juarez March 11, 2015. (Photo by Jose Luis Gonzalez/Reuters)

Members of “Laughter Doctors of Ciudad Juarez” get ready before performing at a children's hospital in Ciudad Juarez March 11, 2015. (Photo by Jose Luis Gonzalez/Reuters)

Members of “Laughter Doctors of Ciudad Juarez” perform at a children's hospital in Ciudad Juarez March 11, 2015. (Photo by Jose Luis Gonzalez/Reuters)

A man takes a picture of his son with members of “Laughter Doctors of Ciudad Juarez” at a children's hospital in Ciudad Juarez March 11, 2015. (Photo by Jose Luis Gonzalez/Reuters)