He added that the city was offering a $10,000 reward for information leading to the arrest and conviction of the officer's killer or killers.
With fanfare, The Globe is matching a $50,000 offer by the Ramsey family for information leading to the arrest of JonBenet's killer.
Wildlife groups are offering a $1,000 reward for information leading to the arrest of the bird's killer.
They also offered a $5,000 reward for information leading to the arrest and conviction of Shotkoski's killer.
After learning of the murder, the Kentucky General Assembly authorized the governor to offer a reward of $3,000 for the arrest and conviction of Sharp's killer.
The city of New Haven and Yale University have offered a combined $150,000 for information that leads to the arrest and conviction of Jovin's killer.
The fund also set aside a $50,000 reward for tips leading to the arrest and conviction of Mr. Mizell's killer.
A $500 reward leading to the arrest of Officer Milledge's killer expired on May 4, 1947.
He offered a $50,000 reward for information leading to the arrest and conviction of his wife's killer.
The association has posted a $1,000 reward for information leading to the arrest of Mr. Lim's killer and is donating another $1,000 to help cover funeral expenses.