If they do this credibility will be gone.
We used to have bed-wetters, and mama's boys in our troop, and members of various religions (or none at all).
We didn't discriminate against them. Like the rest of us, they learned to become true Boy Scouts, or they quit.
There are many more children today that consider themselves 'gay', so it is an issue that has to be dealt with.
LET EM IN. SINK OR SWIM.