HOUSTON, Texas (KTRK) -- A Marine Corps veteran who allegedly threatened to shoot up a Katy high school and the Houston Zoo before taking police on a high-speed chase - after which investigators say he was stopped with a loaded gun and dozens of rounds of ammunition - had his bond raised to $10 million on Thursday.

Joshua Finney, 38, is accused of sending threatening Facebook messages to a relative. Charging documents state Finney told the relative, "I'm going to your son's school to kill all the other kids." In another message, investigators say he threatened to shoot up the Houston Zoo. According to court documents, the relative also showed investigators that Finney sent her posing with weapons.

A source told ABC13 that the threat was made against Morton Ranch High School, adding that

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