Valerie Finholm The Washington Post

Before you snap that passport photo, remove your glasses.

Steve Cearley and his dog Shanti made their way down the airport concourse in matching blue plaid vests, prompting travelers to glance up from their computers and cellphones. After two airport employees stopped to fuss over Shanti, an 88-pound Great Pyrenees with long, white fur, Cearley, a full-service dog handler, passed around a lint brush.

Before you snap that passport photo, remove your glasses.

Steve Cearley and his dog Shanti made their way down the airport concourse in matching blue plaid vests, prompting travelers to glance up from their computers and cellphones. After two airport employees stopped to fuss over Shanti, an 88-pound Great Pyrenees with long, white fur, Cearley, a full-service dog handler, passed around a lint brush.