lmesserlax021111_02_X17WM230.jpgLeah Messer, star of Teen Mom 2, has suffered a miscarriage, according to Ok!.

She and fiance Jeremy Calvert had confirmed their pregnancy earlier this month.

Calvert tells the mag:

    "It's a devastating experience, but all I can do is support Leah and take things day by day. It's hard, but we will get through it."

Messer, 19, already has twin daughters, Aliannah and Aleeah, with ex husband Corey Simms. Messer and Simms split after six months of marriage.