Originally Posted by TrendSpeed

Guess I was'nt clear enough. I have switched the tube three times. All of the times a new hole appears in the same spot that leaves the tire completely flat. Has only happened when I go in for work and leave it out on a SUNNY DAY. Checked the rim for anyhting sharp and have found nothing. Just wondering if the heat could cause htis or if I might have a spoke that is damaged or something I just dont get.