According to this source the till is now four:
“A fourth police officer shot during a pair of deadly confrontations with an Oakland, Calif., gunman has died, officials told CNN.”
http://www.americanchronicle.com/articles/yb/127894348
Wow....prayers up for his family and friends.
Prayers for Officers John Hege, Erv Romans, Dan Sakai,and Mark Dunakin, their families and friends. God bless them.