Hollande vows to protect overstretched French police French President Francois Hollande vowed Friday to improve the protection of a police force reeling from a terror attack and under pressure from violent protesters and football hooligans."Police officers risk their lives. We owe them respect and gratitude," Hollande said at an emotional memorial service in Versailles near Paris for a policeman and his partner who were killed by a jihadist. IMAGES AND SOUNDBITES