Matthew turned his head to look at Rebecca, worried that someone or something might stop her from leaving.

Rebecca pulled out her phone—it was her mom calling.

She was probably just checking in, making sure her flight was on time, asking if she was still at the airport.

Parents always worried when their children traveled.

Rebecca sniffled slightly, took a deep breath to steady herself, then answered the call with a smile.

"Mom, the plane's about to take off. ...