TechX Summit: Cyborg cockroach among innovations unveiled to keep Singapore safe

A cyborg cockroach that can sense body heat and navigate tight spaces in search-and-rescue missions. And a fire truck that runs fully on electricity. These are among the new technologies the Home Affairs Ministry could have at its disposal in future to keep Singapore safe and secure. Sabrina Ng checks out the new gadgets at the TechX Summit co-hosted by the ministry's science and technology arm, HTX.