Colts vs. Titans: Can the Colts learn to finish?

Join insiders Stephen Holder and Zak Keefer as they discuss the Colts facing the Titans on "Monday Night Football."Clark Wade/IndyStar

Five things I think ahead of the Indianapolis Colts (2-3) traveling to Nashville to take on the Tennessee Titans (2-3) on Monday night at Nissan Stadium (8:30 p.m., TV: WRTV-6, ESPN, ESPN2, Radio: WFNI-AM (1070), -FM (107.5), WLHK-FM (97.1)):

1. I think even if he starts, Marcus Mariota won't be as dangerous as usual.

Nothing will swing this game's outcome more than the availability — and performance — of Titans QB Marcus Mariota, whom the team officially listed as questionable following Saturday's practice. Longtime beat writer Paul Kuharsky has reported that…