Police Still Looking For 3 Missing Children Week After Fatal Wreck

(CNN) — We may never know why Jennifer and Sarah Hart’s SUV plummeted 100 feet over a cliff, killing the couple and three teens. Or whether their three other children are dead or alive.
But new details about the mysterious family reveal a troubled history. Here’s what we know about the couple and their six children:
All 6 children were adopted
Three of the children were adopted in Texas in 2006 — siblings Abigail, Hannah and Markis, said Tiffani Butler of the state’