Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Changes in Stockholders' Deficit (Unaudited)

Condensed Consolidated Statements of Changes in Stockholders' Deficit (Unaudited) - USD ($)	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Total
Balance at Dec. 31, 2017	$ 17,502	$ 4	$ 128,549,458	$ (169,180,425)	$ (40,613,461)
Balance, shares at Dec. 31, 2017	1,750,275	39,501
Common stock issued in cashless exercise of warrants		$ 15	(15)
Common stock issued in cashless exercise of warrants, shares		151,200
Conversion of debentures into common stock		$ 67	3,056,607		3,056,674
Conversion of debentures into common stock, shares		666,621
Stock-based compensation			24,196		24,196
Restricted stock issued to employees		$ 14	641,096		641,110
Restricted stock issued to employees, shares		142,667
Shares returned to treasury
Shares returned to treasury, shares		(5)
Beneficial conversion feature of preferred stock			(651,562)		(651,562)
Net loss				(146,364,582)	(146,364,582)
Balance at Mar. 31, 2018	$ 17,502	$ 100	131,619,780	(315,545,007)	(183,907,625)
Balance, shares at Mar. 31, 2018	17,502,275	999,984
Balance at Dec. 31, 2017	$ 17,502	$ 4	128,549,458	(169,180,425)	(40,613,461)
Balance, shares at Dec. 31, 2017	1,750,275	39,501
Conversion of Series I-2 Preferred stock into common stock
Modification of warrants
Net loss					(101,046,661)
Balance at Jun. 30, 2018	$ 17,502	$ 318	140,263,291	(270,227,086)	(129,945,975)
Balance, shares at Jun. 30, 2018	1,750,275	3,183,348
Balance at Dec. 31, 2017	$ 17,502	$ 4	128,549,458	(169,180,425)	(40,613,461)
Balance, shares at Dec. 31, 2017	1,750,275	39,501
Conversion of Series I-2 Preferred stock into common stock, shares		106,335,991
Balance at Dec. 31, 2018	$ 20,002	$ 12,857	375,845,883	(415,046,606)	(39,167,864)
Balance, shares at Dec. 31, 2018	2,000,225	128,567,273
Balance at Mar. 31, 2018	$ 17,502	$ 100	131,619,780	(315,545,007)	(183,907,625)
Balance, shares at Mar. 31, 2018	17,502,275	999,984
Common stock issued in cashless exercise of warrants		$ 57	3,957,710		3,957,767
Common stock issued in cashless exercise of warrants, shares		572,480
Conversion of debentures into common stock		$ 157	4,036,932		4,037,089
Conversion of debentures into common stock, shares		1,571,000
Stock-based compensation			24,197		24,197
Shares returned to treasury			(28,217)		(28,217)
Shares returned to treasury, shares		(116)
Beneficial conversion feature of preferred stock			651,562		651,562
Conversion of Series H Preferred Stock into common stock	$ (50)	$ 4	(4)
Conversion of Series H Preferred Stock into common stock, shares		40,000
Exchange of debentures into Series I-2 Preferred Stock			1,331		1,331
Net loss				45,317,921	45,317,921
Balance at Jun. 30, 2018	$ 17,502	$ 318	140,263,291	(270,227,086)	(129,945,975)
Balance, shares at Jun. 30, 2018	1,750,275	3,183,348
Balance at Dec. 31, 2018	$ 20,002	$ 12,857	375,845,883	(415,046,606)	(39,167,864)
Balance, shares at Dec. 31, 2018	2,000,225	128,567,273
Common stock issued in cashless exercise of warrants		$ 11,961	(11,961)
Common stock issued in cashless exercise of warrants, shares		119,615,384
Stock-based compensation			8,650		8,650
Conversion of Series I-2 Preferred stock into common stock		$ 325,570	318,310		643,880
Conversion of Series I-2 Preferred stock into common stock, shares		3,255,700,000
Deemed dividend from trigger of down round provision feature			123,861,587	(123,861,587)
Modification of warrants			4,056,425		4,056,425
Net loss				(13,441,404)	(13,441,404)
Balance at Mar. 31, 2019	$ 20,002	$ 350,388	504,078,894	(552,349,597)	(47,900,313)
Balance, shares at Mar. 31, 2019	2,000,225	3,503,882,657
Balance at Dec. 31, 2018	$ 20,002	$ 12,857	375,845,883	(415,046,606)	(39,167,864)
Balance, shares at Dec. 31, 2018	2,000,225	128,567,273
Common stock issued in cashless exercise of warrants
Common stock issued in cashless exercise of warrants, shares		119,615,384
Conversion of Series I-2 Preferred stock into common stock					904,973
Conversion of Series I-2 Preferred stock into common stock, shares		5,760,754,118
Modification of warrants					9,464,991
Net loss					(26,866,231)
Balance at Jun. 30, 2019	$ 20,002	$ 600,894	509,506,697	(565,774,424)	(55,646,831)
Balance, shares at Jun. 30, 2019	2,000,225	6,008,936,775
Balance at Mar. 31, 2019	$ 20,002	$ 350,388	504,078,894	(552,349,597)	(47,900,313)
Balance, shares at Mar. 31, 2019	2,000,225	3,503,882,657
Stock-based compensation			8,650		8,650
Conversion of Series I-2 Preferred stock into common stock		$ 250,506	10,587		261,093
Conversion of Series I-2 Preferred stock into common stock, shares		2,505,054,118
Modification of warrants			5,408,566		5,408,566
Net loss				(13,424,827)	(13,424,827)
Balance at Jun. 30, 2019	$ 20,002	$ 600,894	$ 509,506,697	$ (565,774,424)	$ (55,646,831)
Balance, shares at Jun. 30, 2019	2,000,225	6,008,936,775