Lindsey Combs , two months , was crushed to death in her Martinez , California , driveway . Hairstylist and expectant mother was moving her car when a big rig laden with gravel tipped over . Combs ' 4-year-old daughter was outside and witnessed the accident . Combs was 32 pregnant with second baby and was supposed to have first ultrasound scan this week .
Lindsey Combs , 32 , was crushed to death in her Martinez , California , driveway . Hairstylist and expectant mother was moving her car when a big rig laden with gravel tipped over . Combs ' 4-year-old daughter was outside and witnessed the accident . Combs was two months pregnant with second baby and was supposed to have first ultrasound scan this week .