Inter Milan and As Roma, with Real Madrid and Arsenal, are observing the situation of Porto midfielder Hector Herrera, expiring deal in the end of the season. The Portuguese club is working since time to extend the player's deal, but they didn't reach an agreement. According to A Bola, Herrera will ask a wage rise to €3m a season to sign the renewal. Hardly Porto will allow him a such expensive salary.
Source: transfermarketweb.com