http://www.thetimesherald.com/articl...unt-of-murder-

A 34-year-old Lexington man police said attacked four people with a
machete we arraigned today on an additional charge of murder after one
of the victims died Saturday.

Police said Jorge Diaz Jr. attacked the people inside 825 Griswold St.,
Port Huron Tuesday.

Laura Arnold, 50, died Saturday night of injuries sustained in the
"brutal" attack, police said.

Johnnie Lee Grafton, 56, of Port Huron also was killed in the attack.

Thomas Gracy II, 34, of Port Huron Township and Don Brennan, 52, of Port
Huron were injured in the attack. An update on their conditions was not
available.

Diaz was charged with one count of open murder, three counts of assault
with intent to murder and one count of arson of a dwelling Thursday.

According to court records, Diaz was re-arraigned today at 1 p.m. where
an attempted murder charge was replaced with a second open murder charge.

A preliminary examination is scheduled for 9:30 a.m. Sept. 7 in front of
District Judge Cynthia Platzer.