LAS VEGAS — Item three concerns the Graf family unit, reviewed this cycle for the first time. Finding 1: output divergence, severe. Steffi Graf, 57, accumulated 22 Grand Slam titles, a quantity the species files under “legend.” Her brother Michael Graf, 55, is the subject of an outstanding arrest warrant and reportedly resides in a dark storm tunnel beneath Las Vegas, concealing himself from police. The desk has graded the gap.

Finding 2: the concealment is published. New images show the sibling inside the tunnel. They have been distributed to readers, a category that includes, per the site’s analytics, the police he is hiding from. The desk requested the procedure distinguishing failed hiding from successful content and was shown the analytics instead: the police register as a returning segment with above-average dwell time. “He knew we were shooting. Everyone down here knows,” said Curtis Bell, a photographer who has documented the tunnels for a decade. “The pictures go up, and the police read the same site as everybody else. His hiding has better circulation than most. That is not a favor. That is just the market.”

Finding 3: the warrant is administrative; the residence is geological. “A warrant serves a last known address. The tunnel has no address,” said Marlene Okafor, Deputy Clerk for Warrant Servicing, Clark County. “We serve houses, apartments, post-office boxes. We do not serve storm drains. His file now reads ‘address: tunnel, unspecified.’ The box for that exists. I have initialed it twice this quarter. As far as the system is concerned, the brother of a 22-time champion is located nowhere.”

The species maintains a waiting list for housing, which the desk’s glossary classifies as the queue of the queue. The tunnel maintains no list. “Occupancy here is same-day,” said Denise Farrow, an outreach coordinator who works the channels. “The housing queue moves slower than the water. The tunnel never says no. That is not a compliment to the tunnel.” On storage: the legend’s career numbers sit in a bank, an institution licensed to store numbers. The brother is stored in a channel licensed to store storm water. It charges no fees, has never been audited, and has received exactly one item of mail: the desk’s audit request.

Finding 4: recurrence risk, high. The species maintains halls of fame and storm-drain networks; the two systems share no transfer window. Remediation plan: one joint family filing, due before the onset of storm season, the only deadline that currently reaches the sibling’s address. Decision of the desk: the Graf file remains open at both addresses. The desk will return when the water does.