26 November, 2009, the Commonwealth subpoenaed these records from Verizon and was notified that Colton's correct telephone service provider was Comcast. However, it was not until June of 2010 that the prosecutor attempted to obtain Colton's records from Comcast. By then, the subpoenaed records were no longer available as they were outside the company's retention period. The defendants argue that this "loss" of records was prejudicial to their defense strategy. We agree that the Commonwealth could have and should have attempted to obtain Colton's telephone records earlier, but, ultimately, these records would not have provided any exculpatory information and their "loss" was not prejudicial. The Commonwealth had already disclosed the DCF hotline records to the defendants, which identified the telephone number of the caller as Colton's, thus establishing that a call was made to DCF from Colton's telephone number, not William's, precisely what Colton's telephone records would have established. Further, the defendants had considerable opportunity and bases for cross-examining Colton even without his telephone records, "'effectively' remov[ing]" any prejudice (citation omitted). Commonwealth v. Molina, 454 Mass. 232, 236- 237 (2009). Regarding promises, rewards, and inducements, well before trial, the prosecutor acknowledged Colton's preliminary discussions with the government. Once an agreement was