How can court regulate CM's visit?: SC to DMK on Vijay's proposed visit to Karur

The Supreme Court refused to entertain plea filed by DMK alleging attempts to influence witnesses in Karur rally stampede case by Tamil Nadu CM Vijay and other members of TVK. DMK had filed application in court to "regulate CM's speeches and visits". "How can court regulate CM's visit?" SC asked. Vijay is scheduled to visit Karur on July 10.