Esteban Santiago, 26, was charged with an act of violence at an international airport resulting in death -- which carries a maximum punishment of execution -- and weapons charges.
Police say a man and woman were shot in the city's downtown area shortly before 2:30 a.m. The male victim died at the scene. The female victim was taken to the hospital. She's expected to recover.
Esteban Santiago, 26, told investigators he planned the attack, buying a one-way ticket to Fort Lauderdale. Authorities don't know why he chose his target and have not ruled out terrorism.
Esteban Santiago, 26, deployed in 2010 as part of the Puerto Rico National Guard, spending a year with an engineering battalion, according to Guard spokesman Maj. Paul Dahlen.
The school district chair said ex-superintendent Stephen West also claimed to hold a doctorate from St. Mary's University when he took the position. St. Mary's said West does not hold that degree.
Dylann Roof is as entrenched in his white supremacist beliefs as ever, even wearing shoes this week with racist symbols drawn on them, an FBI agent testified Friday.