DONDERO JAMES D

Affinity Gaming

May be 10% group member

COMPLETE GENOMICS INC

10% Owner

GRAY MEDIA, INC

10% Owner

Highland Corporate Opportunities Fund

Pres. & Affil. of Invest. Adv, 10% Owner, /See Explanation of Responses

Highland Distressed Opportunities, Inc.

President

HIGHLAND FLOATING RATE ADVANTAGE FUND

President

HIGHLAND FLOATING RATE FUND

President

HIGHLAND FLOATING RATE LTD LIABILITY CO

Affiliate-Investment Advisor

HIGHLAND INSTITUTIONAL FLOATING RATE INCOME FUND

President

Highland Special Situations Fund

President &, Affil. of Investment Adviser

Jernigan Capital, Inc.

Director

LEAP WIRELESS INTERNATIONAL INC

Director

MEDIA GENERAL INC

10% Owner

MICROVISION, INC.

10% Owner

Molecular Insight Pharmaceuticals, Inc.

See Footnote 1

NEIGHBORCARE INC

Director

NEUROBIOLOGICAL TECHNOLOGIES INC /CA/

10% Owner

NexPoint Capital, Inc.

president, 10% Owner

NEXPOINT DIVERSIFIED REAL ESTATE TRUST

Director, See Remarks, 10% Owner

NEXPOINT HEALTHCARE OPPORTUNITIES FUND

See Remarks

NexPoint Real Estate Finance, Inc.

Director, President, 10% Owner

NEXPOINT REAL ESTATE STRATEGIES FUND

See Remarks, 10% Owner

NexPoint Residential Trust, Inc.

Director, President, 10% Owner

Paratek Pharmaceuticals, Inc.

10% Owner

Pendrell Corp

10% Owner

PROSPECT STREET HIGH INCOME PORTFOLIO INC

Affiliate - Investment Advisor

PROSPECT STREET INCOME SHARES INC

Affiliate - Investment Advisor

Relypsa Inc

10% Owner

SUN HEALTHCARE GROUP INC

10% Owner

TERRESTAR CORP

Director, 10% Owner

TLC VISION CORP

10% Owner

TOUSA INC

10% Owner

VINEBROOK HOMES TRUST, INC.

Director