Mr Wen and his Politburo colleagues have avoided visiting Lhasa publicly since March 2008.
ECONOMIST: Fifty years after the 1959 uprising, Tibet remains restive
Lhasa de Sela died after a two year battle with cancer at the age of 37.
By 2012, says a senior official in Lhasa, it will be extended to Shigatse.
The miners' camp, 70km (45 miles) east of Lhasa, was destroyed by thousands of tonnes of rock.
Tawang is a centre of Tibet's Buddhist culture, with one of the biggest Tibetan monasteries outside Lhasa.
Yet camera-equipped mobile phones are widely used in Lhasa and internet services remained uninterrupted during the rioting.
Officials are unlikely to conclude, however, that a lighter touch is any more effective than Lhasa's iron fist.
China wrongly blamed him for the ferocious ethnic attacks on Han Chinese in riots in Lhasa, in 2008.
In the years before her career was cut short, the Mexican-American singer Lhasa de Sela sold a million records.
It seems to have begun on the anniversary itself, when police stopped an attempt by monks in Lhasa to demonstrate.
ECONOMIST: The most serious unrest in years shakes the Tibetan capital
Ani is free for now, able to make a pilgrimage to Lhasa's holiest sites and, from her laughter, enjoying it.
Tibetan monks were rioting in Lhasa, and large numbers of foreign journalists descended on the city for the first time.
Emperor Qianlong sent a golden urn to Lhasa, in which the names of candidates proposed for reincarnation would be placed.
Access to monasteries on the edge of Lhasa, where the unrest first began on Monday March 10th, remains blocked by police.
In the case of Lhasa the Tibetan government-in-exile has published a list of only 23 Tibetans killed on March 14th and 15th.
Downtown Lhasa was crowded with people celebrating a Buddhist festival, it added.
It was, perhaps, a sign of the authorities' misreading of Lhasa's anger that a foreign correspondent was in the city at all.
Lhasa sold more than a million copies and she toured the world.
Lhasa grew up reading fairy tales and incorporating them into her songs.
But just in case, back in Lhasa, armed police are still patrolling the streets after an outbreak of rioting in March last year.
ECONOMIST: China prepares to celebrate a dangerous anniversary
The miners' camp, at an altitude of 4, 600m (15, 000ft) 70km (45 miles) east of Lhasa, was destroyed by thousands of tonnes of rock.
For most Chinese observers, what happened was an outburst of vicious racist thuggery directed at ethnic Han Chinese in Lhasa, the Tibetan capital.
Many of these monks were from Sichuan, and they returned to their monasteries with tales of Lhasa's upheaval and the recriminations that followed.
Unrest in Tibetan areas has been violently suppressed in recent months and activists say that security is tight in Lhasa, the Tibetan capital.
The riots in Lhasa of March 2008 and subsequent unrest across the Tibetan plateau triggered an anti-Western backlash online and in the media.
But it is still not known whether the security forces shot anyone at all during the unrest of March 14th and 15th in Lhasa.
In Lhasa, the Tibetan capital usually off-limits to journalists as well the authorities have responded to the recent unrest with increased patrols by armed riot police.
On March 26th a group of two dozen reporters (selected by officials) was allowed to visit Lhasa, the first such tour since the rioting.
No photographs have come to light from Lhasa of violence by police or troops on March 14th or 15th, nor of any resulting casualties.
What a relief not to be on the road again 100 days a year--or to have to hire someone to look after her Lhasa apso.
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