INVESTIGATION DISCOVERY CLINCHES SPOT AS TOP 10 NETWORK FOR WOMEN IN PRIME IN APRIL

--ID Ranks #3 for W25-54 in Total Day and Retains Highest Length of Tune in Television--

(Silver Spring, Md.) - Investigation Discovery (ID) continues to keep its stronghold on its core W25-54 demo, securing the #10 spot during April in all of ad-supported cable for Prime beating networks such as FX, Hallmark, WE, Oxygen, E!, VH1, and LMN, and holding onto its position as the #3 network in all of ad-supported cable for Total Day.*

For L+3 delivery among key demos, ID celebrated its best April ever in Prime among P2+ (907k), HH (729k), P25-54 (387k), P18-49 (305k), W25-54 (259k) and W18-49 (206k).

Top series performers for ID in April - each of which averaged more than 1 million P2+ --included On the Case with Paula Zahn, Unusual Suspects, Vanity Fair Confidential, Web of Lies, and House of Horrors: Kidnapped as well as the Disappeared: Gone in Georgia Special , which was ID's highest performing Disappeared special yet, delivering over 1.14 million P2+.

ID also continued its reign as the #1 network for Total Day length of tune in all television among P25-54 and W25-54.

About Investigation Discovery

Investigation Discovery (ID) is the leading mystery-and-suspense network on television and America's favorite "guilty pleasure." From harrowing crimes and salacious scandals to the in-depth investigations and heart-breaking mysteries that result, ID challenges our everyday understanding of culture, society and the human condition. One of our nation's fastest growing cable networks, ID delivers the highest-quality programming to more than 86 million U.S. households and is available in both high definition (HD) and standard definition (SD). For more information, please visit InvestigationDiscovery.com, facebook.com/InvestigationDiscovery, or twitter.com/DiscoveryID. Investigation Discovery is part of Discovery Communications (Nasdaq: DISCA, DISCB, DISCK), the world's #1 pay-TV programmer reaching nearly 3 billion cumulative subscribers in 220 countries and territories.

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* Source: Nielsen, NHI Calendar, 3/30/15-4/26/15, Prime M-Su 8p-11p, Total Day M-Su 6a-6a, L+3 Day data, W25-54 delivery (000), Time Period Based Averages, Ad-supported cable, Prime ranks excluding any networks that did not air in the entire daypart or time period, ID and DISC tied at #10 for W25-54 delivery (259k) rank in Prime, Total Day ranks excluding ADSM.