A Philippine radio broadcaster has been shot dead near his home in suburban Manila, police said Tuesday, the latest in a long list of journalists killed in the country.
The archipelago nation is one of the most dangerous places in the world for journalists, and most of the killers go unpunished.
"He was dedicated to his work and this is possibly the angle for his murder," Santos said.
Mabasa, known locally as Percy Lapid, was an outspoken critic of former president Rodrigo Duterte as well as policies and officials in the government of his successor, Ferdinand Marcos Jr.
Mabasa is the second journalist to be killed since Marcos took power on June 30, the group added.