One potential threat is a nascent alliance between Mauricio Macri, the mayor of Buenos Aires city, and two dissident Peronists: Felipe Sol á, a well-regarded former governor and agriculture minister; 一个潜在的威胁是布宜诺斯艾利斯市的市长和两个不满分子之间的新诞生的联盟:一个令人折服的前州长和农业大臣;