By Zara Woodcock A TV reporter’s son paid tribute to his dad after he suddenly died after being rushed to the hospital in Los Angeles on Friday. This Morning’s Hollywood correspondent and KTLA anchor Sam Rubin suffered a heart attack while at home following a shift at the channel, which he was part of since 1991, earlier in the morning. On Monday, the reporter’s teenage son Colby, 16, put on a brave face as he appeared on set to pay tribute to his father. Sitting alongside Sam’s co-anchors for the seven-minute segment, Colby got emotional as he read out a letter that was for his dad. “The outp…