In simultaneous operations carried out yesterday in three San José homes, police arrested four young men accused of robbing pedestrians the eastern suburb of San Pedro, San José, Tres Ríos, east of San José, and in the center of Cartago, also east of the capital.

Two of those arrested are twin brothers; all are 19 years old. They are suspected to have robbed at least 15 pedestrians.

In one of the homes raided by police yesterday, officials seized receipts from pawn shops showing that cell phones and jewelry had been exchanged for cash. Police are investigating whether these items were stolen.

Additionally, police found two daggers they believe could have been used in an assault in the center of Cartago that left a man badly wounded.