Notice of appeal by defendants pursuant to G.S. 7A-30 (substantial constitutional question) dismissed ex mero motu 6 March 2002. Petition by defendants for discretionary review pursuant to G.S. 7A-31 denied 6 March 2002. Petition by defendants for writ of supersedeas dismissed as moot 6 March 2002. Temporary stay dissolved 6 March 2002.