The last: Sister of the stabbed victim says "maniac" attacked

OAKLAND, Calif. – The latest on a deadly white-tailed attack at a California station (all local):

4:15 pm

The Wounded Sister An 18-year-old woman fatally stabbed by a parole rapist, they say they were "caught off guard by a madman".

Lahtifa Wilson, 26, told ABC7 News on Monday that the sisters had never seen John Cowell suspected or traded with him. He then attacked and injured Nia Wilson

Wilson said that she watched Cowell after he ran away, and she saw him wipe his knife.

She said that she failed to protect her little sister, whom she described as "the sweetest person on earth". She says she told Nia that she loved him.

Wilson says that she was with Nia and another sister and that she was coming home from a family reunion when Cowell attacked at MacArthur Station

this watch video shows Cowell, 27-year-old, who strikes the sisters and runs away

A cousin had already identified Tashiya Wilson, 21, as the injured sister, but authorities later said that Lahtifa Wilson had been injured. ___

13:00

North Californian authorities claim that the man wanted in the deadly attack of a teenager in a subway station is a parole violator

. 27-year-old John Cowell "hit very fast," stabbing 18-year-old Nia Wilson, wounding her sister, Latifa Wilson.

Rojas says detectives found a knife at a construction site near MacArthur's station According to the chiefs, Cowell quickly attacked the sisters, stabbing them after they got off a train.

He says that it was a "vicious and unprovoked attack" and that the authorities did not determine a motive.

Rojas says the surveillance video also shows Cowell running away through a parking lot, where he changed his clothes.

The chief says that the investigators are trying to determine what led to the attack. Rojas says that they have no information about racism, but they do not reject this factor as a possible motive. The Wilson sisters are black and Cowell is white

"Until now, we have no information motivated by race, but we can not reject it," he said.

___ [

Police in Northern California on Monday identified a man suspected of stabbing a teenager at a railway station in northern California while John Cowell, 27,

video footage of Cowell's surveillance, including one that shows him at MacArthur Station Sunday night, when the teenager and his sister were stabbed on a platform after the train's exit.

Photo shows Cowell wearing a gray-and-white tracksuit and wearing a

BART Police Chief Carlos Rojas describes Cowell as "a violent offender currently on parole."

The police did not identify the victims, but their parents say that they were Nia Wilson, 18 years old. died, and his sister, Tashiya Wilson, 21 years old. Tashiya Wilson was hospitalized

___

10:30

A relative of a teenager who was stabbed at a northern California train station said her cousin was returning home after having randomly celebrated her birthday. Birthday of his deceased boyfriend. Ebony Monroe said Monday that her cousins, Nia Wilson, 18, and Tashiya Wilson, 21, were returning home Sunday night aboard a Bay Area Rapid Transit train after celebrating the anniversary of his boyfriend. He drowned two years ago in a lake.

BART spokesman Jim Allison reports that a man allegedly attacked the sisters at random while they were descending from a train at MacArthur Station in Oakland

.

Monroe says that his cousin graduated from Oakland High School and that he was "a beautiful person both inside and out".

___

6:52 am

Authorities say that a man was stabbed an 18-year-old woman in the neck and injured his sister while they were waiting for a train to Oakland [19659003] The stabbing, which appeared to be random, occurred Sunday night at the Bay Area Rapid Transit's MacArthur Station.

BART spokesman Jim Allison told the San Francisco Chronicle that one of the victims died shortly after the police arrived and that the second victim was taken to the hospital

. He is described as a white man in his twenties or thirties with heavy construction.

Relative Malika Harris identified the woman who died as her sister, Nia Wilson, who had attended Oakland High.

after the attack. It reopened at 4am Monday.

___

Information from: San Francisco Chronicle, http://www.sfgate.com