MDTV SC 13G/A just out; Only 6M OS; $0.0090 http://www.sec.gov/Archives/edgar/data/1086139/000119312515006675/d850040dsc13ga.htm NAME OF REPORTING PERSON I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (entities only) KCG Americas LLC 22-3660471 2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP* (a) ¨ (b) ¨ 3. SEC USE ONLY 4. CITIZENSHIP OR PLACE OF ORGANIZATION Delaware NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH 5. SOLE VOTING POWER 590,309 6. SHARED VOTING POWER Not applicable 7. SOLE DISPOSITIVE POWER 590,309 8. SHARED DISPOSITIVE POWER Not applicable 9. AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 590,309 10. CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES* 11. PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9 10.36% based on outstanding shares reported on the issuer’s 10-Q filed with the SEC for the period ended June 30, 2013.