<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.jumanne ijayo wamarekani wanapiga kura katika uchaguzi wa katikati ya awamu ambao utaamua chama gani kati ya republicans na democrat kitadhibiti bunge la nchi hii - congress.  <response>: this week, the united states is in the middle of deciding who will represent the republican and democratic parties in the contest to elect the next president. 