THE Tunisian national who killed a police administrative worker last near Paris had watched religious videos glorifying acts of jihad just before carrying out his attack, said France's anti-terrorism prosecutor Jean-Francois Ricard. The murder has shocked France, which faces a presidential election next year at which issues such as fears over terrorist attacks, immigration and violent crime will dominate the agenda. Ricard told a news conference on Sunday that the official investigation had shown that the assailant, identified as "Jamel G", looked at the videos on his phone just before his knife attack on the police worker, a mother-of-two called…