As the first of 4000 troops were deployed to guard churches and schools, police on Friday detained and questioned a 47-year-old man suspected of having contact with Aouissaoui the night before he attacked the church.
The Tunisian-born jihadist arrived in Sicily on a migrant boat in early October but was ordered to leave. He spent time in Paris before travelling to Nice to carry out the assault.
He was shot more than a dozen times by police but survived and is being treated in hospital.
The attack has prompted…