The SUV was searched and was not carrying explosives, officials said. However, Acting Special Agent in Charge Alex Doran, from the FBI’s San Antonio office, said there were indications in the SUV and on the suspect that suggested a “nexus to terrorism”.
One protester in Sichuan province said “things got bloody” after police used batons and electric prods.
Showrunners say the ceremony will look different as they honour fire victims and first responders.
Heavy fighting broke out on Wednesday after al-Shabab raided the town, saying they had captured it.