EXHIBIT 99.1

Agreement of Reporting Persons

Avenue Energy Opportunities Fund, L.P., Avenue Capital Management II, L.P., Avenue Capital Management II GenPar, LLC, Avenue Energy Opportunities Partners, LLC, GL Energy Opportunities Partners, LLC and Marc Lasry hereby agree to file jointly the statement on Schedule 13G to which this Agreement is attached and any amendments thereto which may be deemed necessary, pursuant to Regulation 13D-G under the Securities Exchange Act of 1934.

It is understood and agreed that each of the parties hereto is responsible for the timely filing of such statement and any amendments thereto, and for the completeness and accuracy of the information concerning such party contained therein, but such party is not responsible for the completeness and accuracy of information concerning any other party unless such party knows or has reason to believe such information is inaccurate.

It is understood and agreed that a copy of this Agreement shall be attached as an exhibit to the statement on Schedule 13G, and any amendments thereto, filed on behalf of each of the parties hereto.

Dated:  November 4, 2016

AVENUE ENERGY OPPORTUNITIES FUND, L.P.
	By: Avenue Energy Opportunities Partners, LLC,
	its General Partner
		By: GL Energy Opportunities Partners, LLC,
		its managing member
			By:			/s/ Eric Ross
			Name:			Eric Ross
			Title:			Attorney-in-Fact for Marc Lasry, Managing Member
AVENUE CAPITAL MANAGEMENT II, L.P.
	By: Avenue Capital Management II GenPar, LLC,
	its General Partner
		By:			/s/ Eric Ross
		Name:			Eric Ross
		Title:			Attorney-in-Fact for Marc Lasry, Managing Member
AVENUE CAPITAL MANAGEMENT II GENPAR, LLC
By:				/s/ Eric Ross
Name:				Eric Ross
Title:				Attorney-in-Fact for Marc Lasry, Managing Member

AVENUE ENERGY OPPORTUNITIES PARTNERS, LLC
	By: GL Energy Opportunities Partners, LLC,
	its Managing Member
		By:		/s/ Eric Ross
		Name:		Eric Ross
		Title:		Attorney-in-Fact for Marc Lasry, Managing Member
GL ENERGY OPPORTUNITIES PARTNERS, LLC
By:			/s/ Eric Ross
Name:			Eric Ross
Title:			Attorney-in-Fact for Marc Lasry, Managing Member
MARC LASRY
By:			/s/ Eric Ross
Name:			Eric Ross
Title:			Attorney-in-Fact for Marc Lasry