New York ( CNN ) -- A 35-year-old New York man has been charged with hate crimes in connection with seven `` knockout '' assaults , including attacks on two elderly women and a mother walking with her daughter , police said Saturday . Barry Baldwin , a Brooklyn resident , was charged with six counts of assault as a hate crime , six counts of aggravated harassment as a hate crime , and other crimes for a spate of attacks between November 9 and December 27 in predominantly Jewish sections of Brooklyn , police said . Possible 'knockout ' game victim : 'The whole group of kids laughed ' On November 9 , Baldwin allegedly punched a 78-year-old woman who was pushing a stroller -- apparently as part of the `` knockout '' assault game , where people try to knock a random stranger unconscious with a single blow . The victim was knocked to the ground . FBI agent quotes Texas man bragging about 'knockout ' On December 7 , he allegedly struck again , punching a 20-year-old woman in the back of the head in Brooklyn . Between December 21 and December 27 , Baldwin allegedly assaulted five more women , including a 33-year-old woman who was walking with her young daughter and another 78-year-old woman . After the attack on the woman walking with her 7-year-old daughter in the Midwood section of Brooklyn , police released a sketch of the suspect . The mother was punched in the back of the head and knocked down , police said . She sustained minor injuries to her knees and hands . The suspect fled on foot . Police keep close eye on reports of disturbing 'knocking ' game . Baldwin was arrested December 29 by hate crimes detectives canvassing the neighborhoods where the previous attacks occurred , police said . He was charged after witnesses identified him in a police lineup . At least nine suspected `` knockout '' attacks have been reported since October in New York , but police have said they see no evidence of a trend . Authorities have reported similar incidents in New Jersey , Connecticut , Illinois , Missouri and Washington . Feds : 'Knockout ' attack was a hate crime .
New York man charged with hate crime assaults in November , December attacks . `` Knockout '' attackers try to knock a stranger unconscious with single blow . Alleged victims included two elderly women and mother walking with young daughter .