dead earlier this week have been left heartbroken.Callum Tait's loved ones said they're 'in bits' after the 20-year-old, who suffered from mental health problems, sadly took his own life on Monday evening.Emergency services raced to Kilpatrick train station, Old Kilpatrick, at around 8.55pm, however Callum, from Drumchapel, was pronounced dead at the scene.The Domino's Pizza worker's sister-in-law Nicola Tait said he was a sensitive, kind, caring and very clever young man whose death has devastated the whole family.The 38-year-old added: "He was a much loved son, brother, uncle and friend and will be missed dearly by all of us."Callum was battling mental health problems for a while now but none of us expected this.