Virus hunters are engaged in the digital-age equivalent of medieval warfare, an escalating battle between arms and armor.

With the attention has come an escalating battle between the parties to define the terms of the debate and the numbers used in it.

Over the following six months, both sides fed resources into an escalating battle of attrition on the island, at sea, and in the sky.

The new push on sentencing adds a front to an escalating battle over the balance of power between Congress and the courts.

To their horror and embarrassment, residents of portions of Gravesend are fighting an escalating battle against rats.

The threat is the latest volley in an escalating battle involving the United States and Japan as well as Europe.

The overarching conflict is an escalating battle between the Trade Federation and the people of Naboo.

She confronts Boss, the school bully, in an escalating battle of wills and gets into trouble with her teachers.

The Park Enforcement Patrol and dog owners are locked in an escalating battle over keeping dogs on leashes.

I mean, it's become an escalating battle.