David Castillo Mejía, the president of the company building a dam which Cáceres campaigned against, is the ninth person arrested for the murder, and the fourth having ties to the Honduran army.
https://en.gariwo.net/flash-news/berta-caceres-murder-exofficial-arrested-18498.html
Berta Caceres murder: ex-official arrested
2 years after the death of the environmental activist
14 March 2018