
Paramedics, firefighters and police officers face their daily risks to save the lives of others.

Investigators interrogate Sully and Yokas when evidence suggests an officer was killed by friendly fire during a gang shootout; Carlos learns he might be the father of a motherless baby with HIV.

Officer Bosco jeopardizes his life and those of others when he ignores symptoms of an emotional breakdown; Carlos feels growing attachment to a newborn even though the child's paternity is undetermined.