The following day, protests escalated into a civil unrest marred with violence.

Instead, the protests escalate, and the students thereby doom their protector.

The protests escalated until the men were released.

The protests escalated only after the Chernobyl disaster in 1986.

In the western town of Nantes 11 people were injured when protests escalated into violence.

What were once peaceful protests have escalated to acts of force and terror.

Over the next three days, protests escalated all over China.

As the protests escalated, so did the anger.

Their first major protest began in March 2009 with a series of sit-ins outside government offices, but quickly escalated.

In the past few days the protests escalated.