Vigil held for pregnant Pottstown teen who died shoveling snow

POTTSTOWN, Pa. (WPVI) -- Friends and family gathered Saturday to remember the pregnant teenager who died during the Blizzard of 2016 while shoveling snow.

It happened last Saturday morning in Pottstown, Pennsylvania.

VIDEO: Pregnant Pottstown teen among deaths from blizzard

Officials say Briahna Gerloff was 8 months pregnant and suffered a rare heart defect that can cause rapid heart rate.

However, the official cause of death has not been determined.