[4] At the time of his death, Barayuga is the board secretary of the Philippine Charity Sweepstakes Office (PCSO) which was then led by general manager and former police official Royina Garma.

[10] PCSO general manager Royina Garma released a statement condemning the attack and offering condolences to the Barayuga family.

[9] The consensus at the time is that the shooting is a work of a professional with a gambling operator denied permits speculated to be the mastermind of Barayuga's killing.

[12][4] The Eastern Police District (EPD) has activated a special investigation task group (SITG) in August 2020 in relation to the case.

[13] His batchmates in the PMA in October 2020 released a bounty of ₱1 million for information that would lead to the arrest of the suspects of Barayuga's case.

[14] According to Mendoza's testimony in the lower house's Quad Committee, Leonardo first contacted him in October 2019 on the prospect of eliminating a "high-value target", or a high profile individual involved in the illegal drug trade.

Mendoza insists he was hesitant to carry out the plan but was convinced after Leonardo said the operation is supported by PCSO head Garma.

Mendoza contacted fellow police officer Nelson Mariano to carry out the task who reached out to a hitman known under the alias Toks.

[20] Barayuga's widow and driver plans to file murder charges against personalities linked to his killing at the 2024 Quad Committee hearings.