By Andrew Hay TAOS, N.M. (Reuters) -Police in New Mexico on Tuesday arrested a man they called their prime suspect in the fatal shootings of four Muslim men in Albuquerque since November, a series of ambush killings that have shaken the Islamic community in the state’s largest city. Police credited tips from the public in helping investigators locate a car that detectives believed was used in at least one of the killings and ultimately track down the suspect, identified as Muhammad Syed, 51, an Albuquerque resident. Syed was formally charged with two of the homicides: those of Aftab Hussein, 4…