India, May 19 -- As the investigation into Nancy Guthrie's kidnapping continues for more than 100 days, some reports are claiming that officials might be on the verge of a big breakthrough.

This comes after the Pima County Sheriff's Office's Chris Nanos said in an interview with People that forensic teams have found a new blood sample from Nancy Guthrie's house. A DNA analysis is ongoing, Nanos had added.

In another quote to People, Nanos said Monday that he is "personally" not in touch with the Guthrie family as the probe drags on for over 100 days now.

Investigative journalist John Lee Riches reported that the DNA test from the new blood sample has been sent to Quantico for analysis. He also claimed that the FBI and the Pima County S...