alomar could barel shocked out when we interviewed him moments after his home went up in flames. he had barely enough time to get his mother-in-law out safely. >> i can't look at the video still. it makes me really emotional. reporter: albert and maria are one of several families displaced. the couple are now staying at their daughter's home in hollister. >> i feel violated. reporter: in the last two years, the neighborhood has taken a turn for the worse. they installed security cameras to feel safer. one of their cameras caught the moment a mattress they had outside lit on fire. investigators are still trying to determine how the fire started but this couple is convinced it's arson. the couple says a man can be seen riding his bike back and forth. >> three or four times that he went by. the next you know, the flare started going up. reporter: this family is figuring out what's next for them. >> we still have to continue working. our youngest daughter has to commute to her work in san rafael. reporter: they still have a mortgage to pay. the hoa started a claim and said rebuilding