Zahn Lifts Investigation Discovery To Best-Ever Nielsens

A record number of Investigation Discovery viewers were on the case Sunday night.
The network recorded its largest audience ever with the Jan. 10 telecast of On the Case with Paula Zahn, averaging 557,000 viewers in the 10 p.m. hour, according to Nielsen live+ same-day data.
Zahn's show also registered ID's top marks among households with 446,000 and 340,000 adults 25 to 54.
Zahn's performance also led ID to its best ever night among viewers (454,000), households (362,000) and adults 25 to 54 (250,000), according to network officials.