Bullock entertains as a ruthless campaign operative [...] on several fronts, the George Clooney-produced "Our Brand is Crisis," starring Sandra Bullock as a damaged, ruthless political consultant, has absolutely perfect timing. [...] it's election season: At times, it seems like a funny and penetrating political satire along the lines of "Veep" on HBO. When we first meet Jane, she's retired from the down-and-dirty world of politics, having been felled by a scandal involving the violation of election laws. [...] like the proverbial wizened former cop brought in for one last case, Jane is convinced to join the campaign of a failing candidate in Bolivia. Arriving in La Paz, Jane confronts a candidate who is standoffish, elitist, and 28 points behind (Portuguese actor Joaquim de Almeida is perfect for the role, and will be readily recognized by fans of "24"). Observers of U.S.