 The attorney general has opened an investigation into the coup and says there will be more arrests of those who participated. There's already a lot of speculation and conspiracies milling about who ordered the coup and why did the general and his troops back down so quickly. And given Bolivia's history of coups and attempted coups, this run-up to the presidential elections will undoubtedly be a rocky one. NPR's South America correspondent, Carrie Khan. Thank you so much, Carrie. You're welcome.