Exhibit B.12

JOINT FILING AGREEMENT

Pursuant to Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned agree that the Statement on Schedule 13D to which this exhibit is attached is filed on behalf of each of them.

Date: September 24, 2019

CHARLES F. DOLAN, individually, and as Trustee of the Charles F. Dolan 2016 Grantor Retained Annuity Trust #1A and a Trustee of the Charles F. Dolan 2009 Revocable Trust
	*
Charles F. Dolan
HELEN A. DOLAN, individually, and as Trustee of the Helen A. Dolan 2016 Grantor Retained Annuity Trust #1A and a Trustee of the Helen A. Dolan 2009 Revocable Trust
	*
Helen A. Dolan
JAMES L. DOLAN, individually
/s/ James L. Dolan
James L. Dolan
THOMAS C. DOLAN, individually
/s/ Thomas C. Dolan
Thomas C. Dolan
PATRICK F. DOLAN, individually
	*
Patrick F. Dolan
MARIANNE E. DOLAN WEBER, individually
	*
Marianne E. Dolan Weber
DEBORAH A. DOLAN-SWEENEY, individually, and as Trustee of the Patrick F. Dolan 2012 Descendants Trust
	*
Deborah A. Dolan-Sweeney

1

KATHLEEN M. DOLAN, individually, and as a Trustee of the Charles F. Dolan Children Trust FBO Kathleen M. Dolan, the Charles F. Dolan Children Trust FBO Deborah Dolan-Sweeney, the Charles F. Dolan Children Trust FBO Marianne Dolan Weber, the Charles F. Dolan Children Trust FBO Patrick F. Dolan, the Charles F. Dolan Children Trust FBO Thomas C. Dolan and the Charles F. Dolan Children Trust FBO James L. Dolan, and as Trustee of the Ryan Dolan 1989 Trust and the Tara Dolan 1989 Trust
	*
Kathleen M. Dolan
CHARLES F. DOLAN 2009 REVOCABLE TRUST
/s/ Brian G. Sweeney
By: Brian G. Sweeney, Trustee
	*
By: Charles F. Dolan, Trustee
HELEN A. DOLAN 2009 REVOCABLE TRUST
/s/ Brian G. Sweeney
By: Brian G. Sweeney, Trustee
	*
By: Helen A. Dolan, Trustee
CHARLES F. DOLAN CHILDREN TRUST FBO KATHLEEN M. DOLAN
CHARLES F. DOLAN CHILDREN TRUST FBO JAMES L. DOLAN
	*
By: Paul J. Dolan, Trustee
CHARLES F. DOLAN CHILDREN TRUST FBO MARIANNE DOLAN WEBER

2

CHARLES F. DOLAN CHILDREN TRUST FBO THOMAS C. DOLAN
	*
By: Matthew J. Dolan, Trustee
CHARLES F. DOLAN CHILDREN TRUST FBO DEBORAH DOLAN-SWEENEY
CHARLES F. DOLAN CHILDREN TRUST FBO PATRICK F. DOLAN
	*
By: Mary S. Dolan, Trustee
KATHLEEN M. DOLAN 2012 DESCENDANTS TRUST
	*
By: Mary S. Dolan, Trustee
	*
By: Paul J. Dolan, Trustee
CFD 2009 FAMILY TRUST FBO KATHLEEN M. DOLAN
CFD 2009 FAMILY TRUST FBO DEBORAH A. DOLAN-SWEENEY
CFD 2009 FAMILY TRUST FBO MARIANNE E. DOLAN WEBER
CFD 2009 FAMILY TRUST FBO PATRICK F. DOLAN
CFD 2009 FAMILY TRUST FBO THOMAS C. DOLAN
CFD 2009 FAMILY TRUST FBO JAMES L. DOLAN
CFD 2010 GRANDCHILDREN TRUST FBO DESCENDANTS OF KATHLEEN M. DOLAN
CFD 2010 GRANDCHILDREN TRUST FBO DESCENDANTS OF DEBORAH A. DOLAN-SWEENEY

3

CFD 2010 GRANDCHILDREN TRUST FBO DESCENDANTS OF MARIANNE E. DOLAN WEBER
CFD 2010 GRANDCHILDREN TRUST FBO DESCENDANTS OF PATRICK F. DOLAN
CHARLES F. DOLAN 2012 DESCENDANTS TRUST
	*
By: Mary S. Dolan, Trustee
	*
By: Corby Dolan Leinauer, Trustee
DEBORAH A. DOLAN-SWEENEY 2012 DESCENDANTS TRUST
/s/ Brian G. Sweeney
By: Brian G. Sweeney, as Trustee
CFD 2010 GRANDCHILDREN TRUST FBO AIDAN DOLAN
CFD 2010 GRANDCHILDREN TRUST FBO QUENTIN DOLAN
	*
By: Kristin A. Dolan, as Trustee
CORBY DOLAN LEINAUER, as a Trustee of the CFD 2009 Family Trust FBO James L. Dolan, the CFD 2009 Family Trust FBO Thomas C. Dolan, the CFD 2009 Family Trust FBO Patrick F. Dolan, the CFD 2009 Family Trust FBO Kathleen M. Dolan, the CFD 2009 Family Trust FBO Marianne E. Dolan Weber, the CFD 2009 Family Trust FBO Deborah A. Dolan-Sweeney, the CFD 2010 Grandchildren Trust FBO Descendants of Kathleen M. Dolan, the CFD 2010 Grandchildren Trust FBO Descendants of Deborah A. Dolan-Sweeney, the CFD 2010 Grandchildren Trust FBO Descendants of Marianne E. Dolan Weber, the CFD 2010 Grandchildren Trust FBO Descendants of Patrick F. Dolan and the Charles F. Dolan 2012 Descendants Trust
	*
Corby Dolan Leinauer

4

MARY S. DOLAN, as a Trustee of the Charles F. Dolan Children Trust FBO Deborah Dolan-Sweeney, the Charles F. Dolan Children Trust FBO Patrick F. Dolan, the Kathleen M. Dolan 2012 Descendants Trust, the CFD 2009 Family Trust FBO James L. Dolan, the CFD 2009 Family Trust FBO Thomas C. Dolan, the CFD 2009 Family Trust FBO Patrick F. Dolan, the CFD 2009 Family Trust FBO Kathleen M. Dolan, the CFD 2009 Family Trust FBO Marianne E. Dolan Weber, the CFD 2009 Family Trust FBO Deborah A. Dolan-Sweeney, the CFD 2010 Grandchildren Trust FBO Descendants of Kathleen M. Dolan, the CFD 2010 Grandchildren Trust FBO Descendants of Deborah A. Dolan-Sweeney, the CFD 2010 Grandchildren Trust FBO Descendants of Marianne E. Dolan Weber, the CFD 2010 Grandchildren Trust FBO Descendants of Patrick F. Dolan and the Charles F. Dolan 2012 Descendants Trust
	*
Mary S. Dolan
MARIANNE E. DOLAN WEBER 2012 DESCENDANTS TRUST
	*
By: Richard Baccari, Trustee
DAVID M. DOLAN
	*
David M. Dolan

*By:	/s/ Brian G. Sweeney
	Brian G. Sweeney
	as Attorney-in-Fact

5