A Brooklyn Tech math and science teacher remains in jail after being charged with sex crimes against a least six female students. Sean Shaynak, 44, allegedly sent a photo of his penis to a 16-year-old, exchanged 10,000 texts with a 15-year-old, took a student to a sex club, took a student to a nude beach and plied students with cigarette, alcohol and good grades. For more information please visit http://www.hlntv.com/video/2014/10/20...