The state's auditor will deliver scathing testimony before a joint legislative committee tomorrow on what she contends is a chronic failure by the state’s Sex Offender Registry Board to track convicted offenders."One thing that can be done is the Sex Offender Registry Board can do its job, frankly,” Massachusetts state Auditor Suzanne Bump said today on Herald Radio, “which is to use the other sources of data that are available to it, which they are required by law to use to keep track (of sex offenders).”