TOPEKA, Kan. (AP) — Kansas Gov. Laura Kelly vetoed a bill Friday that would have allowed people as young as 18 to carry concealed weapons, after legislators approved the bill by margins that weren't large enough to override a veto.

The legislation would have created a provisional license for those 18 to 21, issued by the state attorney general. Permit holders would have had to complete a background check and undergo gun safety training, which is currently required for those 21 and older seeking a permit.

The bill would have significantly increased the number of students eligible to carry conce...