Celebrity ghost hunter, Zak Bagans, lead investigator on "Ghost Adventurers", watches his Mel meter as he leads group for Patron XO Cafe's "Hunt for Haunted America" in the Shanghai Tunnels in ... more 
Celebrity ghost hunter, Zak Bagans, lead investigator on "Ghost Adventurers", watches his Mel meter as he leads group for Patron XO Cafe's "Hunt for Haunted America" in the Shanghai Tunnels in Portland, Ore., Tuesday Oct., 23, 2012. (Photo by Greg Wahl-Stephens/AP Images for Patron Spirits) less 
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Associated Press
Wed, Oct 24, 2012 3:33 AM EDT