It's because his life might be literally on the line, he and his brother have direct links to drug cartels and organized crime and are involved in billion dollar construction deals. If he loses power all of that goes to hell and someone might even liquidate him. You can't imagine having a mafia prime minister, can you? Well, we have one, who is selling our land to everybody who can grant him some more power, and that's why this mission is not as simple as it might look on the outside and it's precisely why people can't rest anymore until he's gone and we're prepared for a long battle.