A 73 year old grandfather and his 20 year old grandson were arrested for possessing 24 bricks of heroin worth $12,000 and an ounce of cocaine worth $1,000 after SWAT raided their Pittsburgh, PA, home.

WPXI notes that according to police, Albert Martin, 73, and Troy Martin, 20, will face drug charges after detectives found them with heroin, cocaine, cash and drug packaging materials inside a Mercer Street home.

Plainclothes officers investigated the home for three months after complaints of drug activity and two days ago, officers secured search warrants.

Zone 2 officers and SWAT members raided the home at 6 a.m. Friday, finding Troy and Albert Martin inside, according to police.

Troy Martin will also face firearms-related charges for alleged possession of two Glock pistols with 30-round magazines, police said.