Senegal opposition leader Sonko arrested after scuffle with security forces
- Sonko accused soldiers of filming him and snatched a phone to delete footage.
- Sonko's arrest unrelated to prior conviction for immoral behavior.
- Sonko has faced legal issues and was under house arrest until recently.
- Protests erupted after Sonko's arrest; he told supporters to resist.
- Government claims Sonko causes public disorder, but he alleges persecution.