Not really.
1. Try: Her heart ached for the victims' families after 9-11. The victims really were killed unjustly.
Broken-hearted is usually used in the context of a romance.
or, She was heartbroken for the victims' families after 9-11. The victims really were killed unjustly.
2. or, Her heart broke for the victims' families after 9-11. The victims died as