While we're all still trying to figure out all the circumstances surrounding Chris Brown's alleged attack on Rihanna on Saturday night, here's an ongoing timeline of the news and updates as they happened. These are listed starting with the most recent reports, and go all the way back to the beginning. We will continue to update the news timeline as more information becomes available.

Rihanna has allegedly told police that Brown choked her while threatening to kill her and, subsequently, she lost consciousness. When she awoke, Brown had fled the scene. (E! Online)

When asked if he believed reports about the alleged incident being true, Chris Brown's former stepfather, Donnelle Hawkins, says, "I wouldnt be surprised." (Access Hollywood)

"In light of recent events," Rihanna postpones her sold-out concert in Malaysia scheduled for later this week. (US)

Police are reporting "devastating" and "horriific" evidence of bite marks on Rihanna's arms and fingers, as well as contusions on both sides of her face. (TMZ)

Rihanna currently does not want to press charges and is not working with LAPD on their investigation, but it may be too late for Brown. (Defamer)

Rihanna's record label has canceled her 21st birthday bash that was to be held in NYC on February 20th. (E! Online)

Rumors suggested that there may have been infidelity and other problems arising in the couple's relationship recently. (MTV)

Unsurprisingly, Chris Brown has withdrawn from scheduled appearances at the NBA All-Star Events. (UsMagazine)

Chris Brown comes from a history of domestic abuse. (LA Times)

The popular "Got Milk?" spots have announced they're dropping Chris Brown from their celeb roster. Wrigley's Doublemint gum halts its endorsement deal with the singer. (HuffPo)

Further speculation that Brown may not serve any time at all. (Perez Hilton)

There is speculation that Brown could do up to nine years in prison. (TMZ)

It's reported that there was no weapon involved, though there was allegedly - and ironically - an umbrella in the vehicle. (TMZ)

Later its reported that he was arrested for assault with a deadly weapon. (TMZ)

An inside source claims Brown bit Rihanna, and hit her with his fists. (MSNBC)

Brown is released on $50K bail. (Bloomberg)

Brown is charged with "criminal threats." (Newsday)

Rihanna is named as the victim. (MSN Music)

Yesterday afternoon, reports first surfaced that there was an altercation involving Chris Brown and an unnamed woman. Chris Brown and Rihanna's Grammy appearances are simultaneously canceled, and shortly thereafter, Brown turns himself into police. (MSN Music)