**UPDATE** The sheriff's office announced Friday morning that Brian Krach has been located and is safe.
PORT CHARLOTTE, FL - In two separate cases, both the Sarasota and Charlotte County Sheriff's offices are looking for two missing men. One went missing a week ago and another was last seen back in November.
Imagine one of your family members a friend or even a neighbor just disappears. "You always worry about something like that if it's going on the neighborhood." Authorities say 54 year old John David Simmons was last seen January 23rd. Neighbors say Simmons was a shy quite man. Beverly Adams who lives across the street doesn't know what to think. "One family member rode by on his bike and stopped and told us what was going on. He seemed very concerned."
Nobody was at Simmons home Thursday. Left inside at the time of the disappearance was the mans cell phone, work keys and a note which detectives are not releasing. "He gave rise that he might be in danger. We need to locate him to determine his well being," says spokesperson Debbie Bowe. Investigators are also trying to find Simmons 2000 white and grey Ford F-150 pick up truck.
Meanwhile the Sarasota County Sheriff's Office is also looking for a man they say hasn't been heard from since November. 43-year old Brian Krach of Sarasota was reported missing by a relative from up north. Investigators say inside his home they found all his belongings and his car parked in the driveway.
Bowe says they're sending out alerts. "We enter them into a nationwide system and teletype other agencies."
Also taking to local media and social networking. "Social media has been very helpful in solving crimes, finding people, providing tips that are very useful to us."
Strange cases which have many like Adams looking for answers. "You don't know. You do worry about what is going on."
If you know anything about these cases you are urged to contact your local Sheriff's Office.