Liverpool star Luis Diaz was left out of their squad against Nottingham Forest for personal reasons.
Diaz is dealing with a dire situation in his home country, with his parents suffering a kidnapping.
While reports suggest his mother has been rescued, the status of his father is unclear as of Sunday night.
Colombia's police director, General William Salamanca, outlined a cash reward of 40,000 for information about the incident.
Luis Manuel Diaz Jimenez and his wife Cilenis Marulanda were attacked by four armed men at a petrol station.
According to W Radio, General Salamanca has spoken with Diaz about the situation.