Soldier Daddy (Wings of Refuge, 5)

U.S. Air Force commander Aaron Petrowski leads pararescue teams, yet can't find one nanny for his three-year-old twins? The widowed father is returning to duty, but not without the best care for his beloved boys. So when Sarah Graham applies, the young woman surprises everyone by passing inspection. Until Aaron discovers Sarah has a secret tied to a tragedy in his past. He can't keep her in his employ--or in his heart. Until his brave little soldier boys teach him a thing or two about love.