An image of a pair of bloodstained shoes went viral after the Orlando shooting massacre.

Dr. Joshua Corsa, a doctor and senior resident in the Orlando Regional Medical Center's department, posted the image of a pair of shoes with blood stains. Corsa wrote the story behind this photo.

Orlando Regional Medical Center doctor treated victims of Orlando massacre, where there were 49 people killed, and 53 injured. He said he does not know the race of each victim who ask for help, but all he knows the stains came from innocent victims.

Before the photo removed from Facebook, it went viral with more than 325,000 shares, ABC 7 reported.. Meanwhile, Omar Mateen's wife Noor Salman may face criminal charges as she knew Mateen's plan according to  a member of the Senate Intelligence Committee US senator Angus King.

FBI is still investigating the case, and they wanted to interview people who have contact or information about the gunman, including his wife. The widow gave conflicting statements during the interview, thus made US attorney planned to present evidence to a federal grand jury to determine whether Salman will be charged or not, according to law enforcement officials, CNN reported.

The source added the process may take some time because the investigators need complete and finish collecting the evidences. Aside from that, they need to establish a timeline for Mateen's activities that lead to Sunday's attack at the gay club Pulse.

US President Barack Obama and US Vice President Joe Biden will visit Orlando to pay their respect to the victims' families, according to the White House.

Mateen's second wife, has been cooperating with different law enforcement agencies. The widow claimed that her husband had an interest in carrying out a jihadist attack, however, she denied she knew any specific plans.

She also claimed that Mateen had beaten her, and had mental issues.