Miami - A US man was being quizzed by police on Thursday
after gunning down his wife and posting a gruesome picture of her dead body on
Facebook, authorities said.
Derek Medina, 31, was being questioned by detectives in
Miami after turning himself in following the shooting death of wife Jennifer
In a macabre twist, Medina had apparently posted a picture
showing his slain wife's blood-soaked body on Facebook, under the caption
"RIP Jennifer Alfonso," before giving himself up.
In a status update posted shortly before the photo was
uploaded, Medina wrote: "You will see me in the news."
"Im going to prison or death sentence for killing my
wife love you guys miss you guys takecare Facebook people you will see me in
the news," he wrote.
"My wife was punching me and I am not going to stand
anymore with the abuse so I did what I did I hope u understand me."
Police said Medina drove himself to the South Miami Police
Department following the shooting.
"Officers then responded to the listed location where
they found the victim deceased from apparent gunshot wounds, as well as the
victim's daughter, 10, who was unharmed," a statement said.
"The motive is unknown at this time."
Medina's Facebook page showing the picture of his dead wife
was up for several hours before being taken down later on Thursday.
Beneath the photo - which was shared 170 times before the page
was closed down - were comments from people who appeared to be friends with the
"That is my friend there, Jennifer Alfonso," one
"What happened?" asked another.
Local media reports quoted Medina's father, Derek Medina snr,
as saying his son had killed his wife after a violent domestic dispute.
"He just said that his wife picked up a knife on him,
and they had a big fight, and he shot her," Medina said.
According to the Miami New Times blog, Medina once penned a
self-help book online entitled: "How I Saved Someone's Life and Marriage
and Family Problems Thru Communication."
Medina's neighbours meanwhile described him as a
self-appointed neighbourhood watchman who patrolled the area with a concealed
"He walks around with a concealed gun, so he tries to
be the neighbourhood watch guy," neighbour Yoshi Dade told NBC Miami.
"He's always there late (at) night, and he's weird to
me. He's always kind of looking around and trying to be a hero."