Symbiotic

Rising and falling almost in unison with oil over the past few months, natural gas futures continued the trend Tuesday as the June contract notched a new high of $6.40, before settling at $6.386 up 20.2 cents on the day. The June oil futures contract reached a high of $40.15 on Tuesday, trading at a level that has not been seen since late 1990. The contract closed up $1.13 at $40.06 over supply fears.