APOPKA, Fla. — An Apopka teenager has gone missing while on vacation with her family in Washington. Media outlets report that 14-year-old Katelynn Barlow was with her aunt and uncle, who have primary custody of her, when she disappeared around 9 p.m. Sunday. The family was on vacation to Big Lake, Washington when Barlow walked out of her family’s cabin and into 50-degree weather to use the bathroom.