The TV star was sent into shock by news of the tragedy last Friday (14Dec12), and was among a slew of celebrities who expressed their horror at the Sandy Hook Elementary School shootings via Twitter.com.
As the full extent of the sick massacre unfolded, Hart wrote, "How could someone be so evil as to kill innocent children at school? God Bless and watch over those families and children that witnessed it!"
The mum-of-three, who lives in Connecticut, decided to head over to Newtown on Wednesday to lend her support to locals mourning the loss of 20 kids and six adults who were gunned down by suspect Adam Lanza in the horrific incident.
Taking to her Twitter page after the emotional journey, she wrote, "Visited Sandy Hook today to pay respects. Saw 2 funeral processions and lots of love being shared."