If the shortest distance between the line joining the points (1,2,3) and (2,3,4), and the line (x-1)/2=(y+1)/-1=(z-2)/0 is α, then 28 α^2 is equal to…

If the shortest distance between the line joining the points $\displaystyle (1,2,3)$ and $\displaystyle (2,3,4)$, and the line $\displaystyle \frac{x-1}{2}=\frac{y+1}{-1}=\frac{z-2}{0}$ is $\displaystyle \alpha$, then $\displaystyle 28 \alpha^2$ is equal to $\displaystyle \_\_\_\_$.