A tense debate within the Mexican Senate erupted right into a struggle Wednesday between two of the chamber’s prime politicians. Senator Alejandro Moreno of the opposition PRI grabbed Senate President Gerardo Fernández Noroña, demanding a flip to talk. Moreno, who accused Norona of initiating the assault, may be seen shoving Norona a number of occasions and pushing one other man to the bottom when he tried to intervene.Tempers had been working excessive over a debate on attainable U.S. navy intervention in Mexico to fight drug cartels.