Lukaku
Financial details of the transfer were not revealed by either club but British media reported Napoli paid 30 million pounds ($39.47 million) for the 31-year-old.
The 30-year-old will be reunited with Roma manager Jose Mourinho, who worked with him at Chelsea and Manchester United.
Porto midfielder Otavio was sent off 12 minutes from time and Belgian striker Lukaku took full advantage to boost Inter's bid to qualify for the quarter-finals of Europe's premier club competition for the first time in 12 years.
Striker Romelu Lukaku is ahead of schedule in his recovery from injury but is unlikely to feature against Morocco in Belgium's second World Cup Group F fixture on Sunday, coach Roberto Martinez confirmed.
Belgium coach Roberto Martinez has included injured striker Romelu Lukaku and playmaker Eden Hazard in his 26-man squad for the World Cup in Qatar, saying he will give the former "every second" to regain his fitness for the tournament.
That stellar forward line could have been bolstered further by the addition of Paulo Dybala but the Juventus striker opted to join former Inter boss Jose Mourinho at AS Roma.
"This defeat puts our feet on the ground. It is clear that we will have to keep working hard.”
Tuchel's side took control of the tie thanks to Havertz's first-half header and Christian Pulisic's clinical finish after the break at Stamford Bridge.
Lukaku's comments about being dissatisfied with life at the club are unhelpful, manager Thomas Tuchel said on Friday.
Romelu Lukaku said he will remain at Inter Milan next season after the Belgium forward helped them to their first Serie A title in 11 years.
Hakimi came off the bench and minutes later set up Italy defender Darmian to grab the winner in the San Siro.
Belgium host Wales on March 24 and head to the Czech Republic three days later before entertaining Belarus on March 30.
Ten years have come and gone since a Milan Derby in Serie A mattered this much.
Belgium are confident Romelu Lukaku will be fit to play in their three internationals next week despite being sidelined by injury over the last week.
Conte said it was psychologically tough for his side to lose Hakimi to a positive COVID-19 test hours before the start of the game against Moenchengladbach.
Romelu Lukaku scored twice, including a 90th-minute equaliser, to give Inter Milan a 2-2 draw at home to Borussia Moenchengladbach.
Inter Milan’s Romelu Lukaku was named the Europa League player of the season for 2019-20 after the Belgian forward led the Italian side to the final.
Sevilla defeated Italian giants Inter Milan 3_2 to clinch the Europa League title for the sixth time in the Spanish club's history.
The Italian team aims to achieve their fourth title in the competition and their first European title since 2010.
Inter Milan’s Belgium striker Romelu Lukaku scored and tormented the Bayer Leverkusen defence as he led his side into the Europa League semi-finals with a 2-1 win on Monday.