By Walter GeigerAlleged serial arsonist Travis Ball will be back in Lamar superior court April 11 as he seeks renewal of his bond before Judge Tommy Wilson.His hearing is set for 9 a.m. He is represented by local attorney Eric Hearn.Ball’s bonds, totaling $170,000 in cash, were revoked and he was arrested at his Warner Robins home March 16 and returned to the Lamar County jail.Sheriff Brad White said Ball violated his curfew and there was evidence he had “tinkered” with his ankle monitor. Ball had been free since Feb. 19.Ball came under close scrutiny after certified letters were received March 14 at The Herald-Gazette and later at the sheriff’s department. The writer purported to be a student at Gordon State College suffering from terminal cancer. The writer went on to assert the serial arson fires were set by members of a fraternity at Gordon as part of a new member initiation and that Ball was innocent.There are no fraternities at Gordon State College.The certified letters were mailed from Warner Robins where Ball is confined by the terms of his probation. They were dated January 22 but postmarked March 12.