Larry Mitchell

In an upstairs/downstairs-type investigation, the CSIs look into solving two forensic mysteries.

Into Deep. When actionable evidence finally surfaces against Sean O'Neal, Upton and the team work relentlessly to build a case in secret. They discover Sean is more elusive and dangerous than anticipated.

The CSIs investigate first-hand the behind-the-scenes action of Cirque du Soleil in order to determine what may have contributed to a young dancer's untimely death.

CSI investigates two deaths, both linked to the same killer.

A routine traffic stop turns into a wild police chase through the streets of a Las Vegas Latino ghetto.