Bloomberg Vows Strong Response in Bias Attack
Mayor Michael R Bloomberg and prosecutors pledge to seek maximum penalties in beating of black man in Howard Beach, Queens, moving quickly to keep attack from becoming divisive; fatal racial attack in same neighborhood roiled city in 1986; man said to be central figure in latest attack, Nicholas Minucci, is accused of beating Glenn Moore, who is in stable condition with fractured skull; Minucci is arraigned on charges of first-degree assault as a hate crime; Anthony Ench is arrested and charged with assault as hate crime and robbery; Frank Agostini is taken into custody and is likely to be treated as witness; Rev Al Sharpton and Moore's lawyer call attackers 'lynch mob' and object to police claim that Moore and two friends came to predominantly white neighborhood intending to steal car; Sharpton says he plans to conduct protest march through Howard Beach, but he praises mayor's handling of attack; photos (M)
