NEW: Second suspect arrested in the armed robbery of a pawn shop that left the manager dead after she was shot multiple timesFlorida police say Landen Ballard, 20, entered the shop, pulled out a gun, and shot Lanessa Rodriguez multiple times before trying to open the cash register and fleeingBallard later told police, “Is it bad that I have no remorse?”This week, authorities arrested Tylen Jerome Ryan, 22, and charged him with tampering with evidenceBoth men are accused of being inside the pawn