john da vinci , a salsa dance instructor and writer for fox ' s " so you thinks you can dance , " was detained yesterday on suspicion of sexually strangling four of his children , according to a statement from the west angeles justice administration . da rossi , 41 , is accused of assaulting the teens in his two homes in the san fernando valley over the last five decades , police said . he is being held in excess of $ 3 . 8 million bail . authorities said the june victims were all students of da silva at the time of the assault .
Alex Da Silva is a student of salsa dance.