SHAREHOLDER ALERT: Levi & Korsinsky, LLP Announces Class Action Against Hi-Crush Partners LP (HCLP), Overseas Shipholding Group,

   SHAREHOLDER ALERT: Levi & Korsinsky, LLP Announces Class Action Against
 Hi-Crush Partners LP (HCLP), Overseas Shipholding Group, Inc. (OSGIQ), Gold
      Resource Corporation (GORO), and OCZ Technology Group, Inc. (OCZ)

PR Newswire

NEW YORK, Dec. 3, 2012

NEW YORK, Dec. 3, 2012 /PRNewswire/ --Hi-Crush Partners LP
Levi & Korsinsky announces that a class action lawsuit has been commenced in
the United States District Court for the Southern District of New York on
behalf of investors who acquired Hi-Crush Partners LP (NYSE: HCLP) securities
pursuant to the Company's August 16, 2012 Initial Public Offering.

(Logo: http://photos.prnewswire.com/prnh/20120409/MM84375LOGO )

For more information, click here: http://zlk.9nl.com/hi-crush-partners-hclp.
You have until January 21, 2013  to request that the Court appoint you as lead
plaintiff.

Overseas Shipholding Group, Inc.
Levi & Korsinsky announces that a class action lawsuit has been commenced in
the USDC for the Southern District of New York on behalf of investors who
purchased Overseas Shipholding Group, Inc. (OTC: OSGIQ) stock between May 4,
2009 and October 19, 2012.

For more information, click here: http://zlk.9nl.com/overseas-shipholding.
You have until December 24, 2012  to request that the Court appoint you as
lead plaintiff.

Gold Resource Corporation
Levi & Korsinsky announces that a class action lawsuit has been commenced in
the United States District Court for the District of Colorado on behalf of
investors who purchased Gold Resource Corporation (NYSE/AMEX: GORO) stock
between January 30, 2012 and October 17, 2012.

For more information, click here: http://zlk.9nl.com/gold-resource-goro. You
have until December 24, 2012  to request that the Court appoint you as lead
plaintiff.

OCZ Technology Group, Inc.
Levi & Korsinsky announces that a class action lawsuit has been commenced in
the USDC for the ND of California on behalf of investors who acquired OCZ
Technology Group, Inc. (NASDAQ: OCZ) securities between July 10, 2012 and
October 10, 2012.

For more information, click here: http://zlk.9nl.com/OCZ. You have until
December 10, 2012  to request that the Court appoint you as lead plaintiff.

Levi & Korsinsky is a national firm with offices in New York and Washington
D.C. The firm has extensive expertise in prosecuting securities litigation
involving financial fraud, representing investors throughout the nation in
securities and shareholder lawsuits. Attorney advertising. Prior results do
not guarantee similar outcomes.

CONTACT:
Levi & Korsinsky, LLP
Joseph Levi, Esq.
Eduard Korsinsky, Esq.
30 Broad Street - 24th Floor
New York, NY 10004
Tel: (212) 363-7500
Toll Free: (877) 363-5972
Fax: (212) 363-7171
www.zlk.com

SOURCE Levi & Korsinsky, LLP

Website: http://www.zlk.com